“Boolean Combination and TRIZ criteria. A practical application of a patent-commercial-Data Base”

1. WORLD CONFERENCE: TRIZ FUTURE 2005
November 16-18, 2005, Graz, Austria

2. “Boolean Combination and TRIZ criteria. A practical
application of a patent-commercial-Data Base”
Roberto Nani
ETRIA CONFERENCE Novembre 16-18, 2005, Graz, Austria.

3. IPC Class Hierarchy - Top Level
A SECTION A — HUMAN NECESSITIES ( 4 child classes )
B SECTION B — PERFORMING OPERATIONS; TRANSPORTING ( 5 child classes )
C SECTION C — CHEMISTRY; METALLURGY ( 2 child classes )
D SECTION D — TEXTILES; PAPER ( 2 child classes )
E SECTION E — FIXED CONSTRUCTIONS ( 2 child classes )
F SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ( 4 child classes )
G SECTION G — PHYSICS ( 2 child classes )
H SECTION H — ELECTRICITY ( 5 child classes )

4. IPC Class Hierarchy - Top Level
Main Class
—
H
U
M
A
N
N
EC
ESSITIES
—
PER
FO
R
M
IN
G
O
PER
A
TIO
N
S;TR
A
N
SPO
R
TIN
G
—
C
H
EM
ISTR
Y;M
ETA
LLU
R
G
Y
—
TEXTILES;PA
PER
—
FIXED
C
O
N
STR
U
C
TIO
N
S
—
M
EC
H
A
N
IC
A
L
EN
G
IN
EER
IN
G
;LIG
H
TIN
G
;H
EA
TIN
G
;W
EA
PO
N
S;B
LA
STIN
G
—
PH
YSIC
S
—
ELEC
TR
IC
ITY
A — HUMAN NECESSITIES 129.902 1.937 18.126 93 278 580 1.934 332 153.182
B — PERFORMING OPERATIONS; TRANSPORTING 1.247 118.126 919 1.367 121.659
C — CHEMISTRY; METALLURGY 5.910 77.697 145 4.904 88.656
D — TEXTILES; PAPER 73 5.928 5 19 6.025
E — FIXED CONSTRUCTIONS 205 307 93 4 16.653 74 17.336
F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING 359 1.327 43 47.673 476 49.878
G — PHYSICS 1.683 2.215 3.237 24 109 224.545 6.009 237.822
H — ELECTRICITY 204 1.862 1.618 486 179.543 183.713
22 febbraio 2005 - US Application = 800,068 858.271

5. IPC Class Hierarchy - Second Level
A
G
R
IC
U
LTU
R
E
FO
O
D
STU
FFS;TO
B
A
C
C
O
PER
SO
N
A
L
O
R
D
O
M
ESTIC
A
R
TIC
LES
H
EA
LTH
;A
M
U
SEM
EN
T
SEPA
R
A
TIN
G
;M
IXIN
G
SH
A
PIN
GPR
IN
TIN
GTR
A
N
SPO
R
TIN
G
M
IC
R
O
-STR
U
C
TU
R
A
L
TEC
H
N
O
LO
G
Y;N
A
N
O
-TEC
H
N
O
LO
G
Y
C
H
EM
ISTR
Y
M
ETA
LLU
R
G
Y
TEXTILES
O
R
FLEXIB
LE
M
A
TER
IA
LS
N
O
T
O
TH
ER
W
ISE
PR
O
VID
ED
FO
R
PA
PER
B
U
ILD
IN
GEA
R
TH
O
R
R
O
C
K
D
R
ILLIN
G
;M
IN
IN
G
EN
G
IN
ES
O
R
PU
M
PS
EN
G
IN
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IN
G
IN
G
EN
ER
A
L
LIG
H
TIN
G
;H
EA
TIN
G
W
EA
PO
N
S;B
LA
STIN
G
IN
STR
U
M
EN
TS
N
U
C
LEO
N
IC
S
B
A
SIC
ELEC
TR
IC
ELEM
EN
TS
G
EN
ER
A
TIO
N
,C
O
N
VER
SIO
N
,O
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D
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IB
U
TIO
N
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F
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TR
IC
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W
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B
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ELEC
TR
O
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IC
C
IR
C
U
ITR
Y
ELEC
TR
IC
C
O
M
M
U
N
IC
A
TIO
N
TEC
H
N
IQ
U
E
ELEC
TR
IC
TEC
H
N
IQ
U
ES
N
O
T
O
TH
ER
W
ISE
PR
O
VID
ED
FO
R
Main Class
A0 A2 A4 A6 B0 B2 B4 B6 B8 C0 C2 D0 D2 E0 E2 F0 F1 F2 F4 G0 G2 H01 H02 H03 H04 H05
6 3 7 2 2 0 3 0 11 0 1 1 6 1 0 1 1 1 1 0 0 0 0 0 0 A0 AGRICULTURE
2 6 1 2 2 0 2 0 1 0 1 2 0 0 0 0 4 0 0 0 0 0 0 0 1 A2 FOODSTUFFS; TOBACCO
2 17 4 2 4 4 9 2 0 0 7 0 13 0 1 5 7 5 2 1 0 1 0 1 5 A4 PERSONAL OR DOMESTIC ARTICLES
24 15 17 7 4 2 8 0 50 1 4 1 4 1 2 4 3 12 8 8 1 1 1 2 3 A6 HEALTH; AMUSEMENT
4 10 4 4 8 7 4 11 13 22 7 15 6 7 11 4 11 1 5 8 6 1 0 0 2 B0 SEPARATING; MIXING
2 9 6 1 6 7 9 5 3 13 9 6 7 9 4 11 4 5 4 5 5 3 0 0 8 B2 SHAPING
0 0 3 0 2 3 3 0 1 9 2 2 1 0 0 1 0 0 5 0 4 0 0 2 1 B4 PRINTING
5 11 20 4 4 13 8 5 1 2 12 2 20 6 12 26 9 18 9 4 3 8 0 1 3 B6 TRANSPORTING
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 B8 MICRO-STRUCTURAL TECHNOLOGY; NANO-TECHNOLOGY
49 12 1 64 33 9 11 2 10 19 34 22 4 16 1 1 5 12 9 10 8 0 0 0 3 C0 CHEMISTRY
0 0 0 0 8 7 9 1 2 3 0 1 0 2 1 1 3 1 1 3 6 0 0 0 5 C2 METALLURGY
0 1 3 0 2 3 1 3 2 3 0 34 1 0 0 1 1 1 1 0 0 1 0 0 1 D0 TEXTILES OR FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
0 1 0 0 1 0 0 0 0 0 0 8 0 0 0 0 1 0 0 0 0 0 0 0 0 D2 PAPER
3 0 9 1 2 3 1 6 0 0 0 1 0 12 2 7 3 2 1 1 1 1 0 0 1 E0 BUILDING
0 0 0 0 1 1 0 1 0 1 1 0 0 4 1 3 1 3 1 0 0 0 0 0 0 E2 EARTH OR ROCK DRILLING; MINING
0 0 0 0 4 2 0 4 0 0 1 0 0 2 5 16 7 2 2 1 1 7 0 0 2 F0 ENGINES OR PUMPS
2 1 8 1 3 11 1 18 0 0 1 3 1 16 19 32 5 4 3 3 2 7 0 0 1 F1 ENGINEERING IN GENERAL
1 8 5 1 4 2 0 3 2 1 3 1 4 3 2 8 2 3 3 3 2 2 0 0 11 F2 LIGHTING; HEATING
0 0 1 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 F4 WEAPONS; BLASTING
4 4 7 8 11 11 30 19 21 7 5 5 7 8 17 13 11 17 23 36 30 26 39 63 18 G0 INSTRUMENTS
0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 0 0 0 0 G2 NUCLEONICS
0 0 1 0 6 8 11 2 34 3 16 2 0 2 1 3 2 6 4 14 13 26 19 9 27 H01 BASIC ELECTRIC ELEMENTS
0 0 0 0 0 1 0 2 3 0 0 1 0 1 0 6 3 1 1 3 1 7 5 1 4 H02 GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 6 0 6 5 17 1 H03 BASIC ELECTRONIC CIRCUITRY
0 0 1 1 0 0 4 1 0 0 0 0 0 1 0 0 0 0 2 18 1 6 3 32 2 H04 ELECTRIC COMMUNICATION TECHNIQUE
0 3 4 1 1 4 1 1 2 0 6 1 0 1 1 2 1 11 0 3 3 10 6 1 1 H05 ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

6. • Car + Camera
• Joystick + Camera
• Car + joystick

8. IPC Class Hierarchy - Third Level-A
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING A01
BAKING; EDIBLE DOUGHS A21
BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH A22
FOODS OR FOODSTUFFS; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES A23
TOBACCO; CIGARS; CIGARETTES; SMOKERS' REQUISITES A24
WEARING APPAREL A41
HEADWEAR A42
FOOTWEAR A43
HABERDASHERY; JEWELLERY A44
HAND OR TRAVELLING ARTICLES A45
BRUSHWARE A46
FURNITURE ; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERALA47
MEDICAL OR VETERINARY SCIENCE; HYGIENE A61
LIFE-SAVING; FIRE-FIGHTING A62
SPORTS; GAMES; AMUSEMENTS A63

9. IPC Class Hierarchy - Third Level-B
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01
CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING B02
SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERB03
CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES B04
SPRAYING OR ATOMISING IN GENERAL; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERALB05
GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL B06
SEPARATING SOLIDS FROM SOLIDS; SORTING B07
CLEANING B08
DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL B09
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL B21
CASTING; POWDER METALLURGY B22
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR B23
GRINDING; POLISHING B24
HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; HANDLES FOR HAND IMPLEMENTS; WORKSHOP EQUIPMENT; MANIPULATORSB25
HAND CUTTING TOOLS; CUTTING; SEVERING B26
WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL B27
WORKING CEMENT, CLAY, OR STONE B28
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL B29
PRESSES B30
MAKING PAPER ARTICLES; WORKING PAPER B31
LAYERED PRODUCTS B32
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS B41
BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER B42
WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES B43
DECORATIVE ARTS B44
VEHICLES IN GENERAL B60
RAILWAYS B61
LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS B62
SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT B63
AIRCRAFT; AVIATION; COSMONAUTICS B64
CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL B65
HOISTING; LIFTING; HAULING B66
OPENING OR CLOSING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING B67
SADDLERY; UPHOLSTERY B68
MICRO-STRUCTURAL TECHNOLOGY B81
NANO-TECHNOLOGY B82

10. IPC Class Hierarchy - Third Level-C
INORGANIC CHEMISTRY C01
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE C02
GLASS; MINERAL OR SLAG WOOL C03
CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES C04
FERTILISERS; MANUFACTURE THEREOF C05
EXPLOSIVES; MATCHES C06
ORGANIC CHEMISTRY C07
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREONC08
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALSC09
PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEATC10
ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLESC11
BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERINGC12
SUGAR INDUSTRY C13
SKINS; HIDES; PELTS; LEATHER C14
METALLURGY OF IRON C21
METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS C22
COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF MC23
ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR C25
CRYSTAL GROWTH C30

11. IPC Class Hierarchy - Third Level-D
NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING D01
YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING D02
WEAVING D03
BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS D04
SEWING; EMBROIDERING; TUFTING D05
TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR D06
ROPES; CABLES OTHER THAN ELECTRIC D07
PAPER-MAKING; PRODUCTION OF CELLULOSE D21

12. IPC Class Hierarchy - Third Level-E
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES E01
HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING E02
WATER SUPPLY; SEWERAGE E03
BUILDING E04
LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES E05
DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS, IN GENERAL; LADDERS E06
EARTH OR ROCK DRILLING; MINING E21

13. IPC Class Hierarchy - Third Level-F
MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES F01
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS F02
MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, WEIGHT, OR MISCELLANEOUS MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVF03
POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS F04
FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL F15
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTF16
STORING OR DISTRIBUTING GASES OR LIQUIDS F17
LIGHTING F21
STEAM GENERATION F22
COMBUSTION APPARATUS; COMBUSTION PROCESSES F23
HEATING; RANGES; VENTILATING F24
REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OFF25
DRYING F26
FURNACES; KILNS; OVENS; RETORTS F27
HEAT EXCHANGE IN GENERAL F28
WEAPONS F41
AMMUNITION; BLASTING F42

14. IPC Class Hierarchy - Third Level-G
MEASURING; TESTING G01
OPTICS G02
PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGG03
HOROLOGY G04
CONTROLLING; REGULATING G05
COMPUTING; CALCULATING; COUNTING G06
CHECKING-DEVICES G07
SIGNALLING G08
EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS G09
MUSICAL INSTRUMENTS; ACOUSTICS G10
INFORMATION STORAGE G11
INSTRUMENT DETAILS G12
NUCLEAR PHYSICS; NUCLEAR ENGINEERING G21

15. IPC Class Hierarchy - Third Level-H (1)
CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIESH01B
RESISTORS H01C
MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES H01F
CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THH01G
ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES H01H
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J
ELECTRIC INCANDESCENT LAMPS H01K
SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR H01L
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGYH01M
WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE H01P
AERIALS H01Q
ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTH01R
DEVICES USING STIMULATED EMISSION H01S
SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCEDH01T
BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWERH02B
INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES H02G
EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGYH02J
DYNAMO-ELECTRIC MACHINES H02K
APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAH02M
ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR H02N
CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REH02P
GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE INH03B
MODULATION H03C
DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER H03D

16. IPC Class Hierarchy - Third Level-H (2)
AMPLIFIERS H03F
CONTROL OF AMPLIFICATION H03G
IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS H03H
TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS H03J
PULSE TECHNIQUE H03K
AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSESH03L
CODING, DECODING OR CODE CONVERSION, IN GENERAL H03M
TRANSMISSION H04B
BROADCAST COMMUNICATION H04H
MULTIPLEX COMMUNICATION H04J
SECRET COMMUNICATION; JAMMING OF COMMUNICATION H04K
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION H04L
TELEPHONIC COMMUNICATION H04M
PICTORIAL COMMUNICATION, e.g. TELEVISION H04N
SELECTING H04Q
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIH04R
STEREOPHONIC SYSTEMS H04S
ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR H05B
ELECTRIC CIRCUITS OR APPARATUS SPECIALLY DESIGNED FOR USE IN EQUIPMENT FOR KILLING, STUNNING, ENCLOSING OR GUIDING LIVINGH05C
STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY H05F
X-RAY TECHNIQUE H05G
PLASMA TECHNIQUE ; PRODUCTION OF ACCELERATED ELECTRICALLY- CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERH05H
PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICALH05K

17. Patents Collection
1978WIPO PCT Publications (WO)
1969Switzerland (CH)
1976Patent Abstracts of Japan (JP)
1968INPADOC Family and Legal Status
1968German Patents — Applications - Granted
1980European Patents — Granted (EP-B)
1979European Patents — Applications (EP-A)
1963Derwent World Patents Index (DWPI)
1974United States Patents — Granted (US)
2001United States Patents — Applications (US)
Coverage:

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PRL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
SEGMENT 1
TAKE OUT 2
LOCAL QUALITY 3
ASYMMETRY 4
MERGE 5
UNIVERSAL 6
NESTED DOLL 7
COUNTERWEIGHT 8
PRIOR COUNTERACTION 9
PRIOR ACTION 10
CUSHION 11
REMOVE TENSION 12
OTHER WAY ROUND 13
CURVE 14
DYNAMIZE 15
SLIGHTLY LESS SLIGHTLY MORE 16
ANOTHER DIMENSION 17
VIBRATE 18
PERIODIC ACTION 19
CONTINUITY OF USEFUL ACTION 20
HURRY 21
BLESSING IN DISGUISE 22
FEEDBACK 23
INTERMEDIARY 24
SELF SERVICE 25
COPY 26
CHEAP DISPOSABLE 27
MECHANICS SUBSTITUTION 28
FLUID 29
THIN AND FLEXIBLE 30
HOLE 31
COLOR CHANGE 32
HOMOGENEOUS 33
DISCARD AND RECOVER 34
PARAMETER CHANGE 35
PHASE TRANSITION 36
THERMAL EXPANSION 37
ENRICH 38
CALM 39
COMPOSITE 40

19. Fri Nov 4 15:50:29 GMT 2005
Search results for: (9I Speed, 23W Loss of Substance) 10 Prior Action, 13 Other way round, 28 Mechanics Substitution, 38 Enrich
Collections searched: US (Granted)
24 matches found of 3,881,796 patents searched Displaying results 1 - 24 of 24
Publication Title IPC Code
US3891496 Method of heat exchange and evaporation B01B
US3777814 CLAMPED DETECTOR E21B 23/00
US3773545 SURFACE GLOSS OF VINYL COATINGS B44D 1/44
US3851818 APPARATUS FOR DISCHARGING THE CONTENTS OF A DISCONTINUOUSLY OPERATING CENTRIFUGE B04B 11/08
US3831923 NOISE PREVENTING SHOCK ABSORBER F16F 7/12
US6349629 Brake actuator F01B 19/00
US4079197 Voice transcoder in helium atmosphere G10L 1/00
US3687573 REVERSE CIRCULATION FLUID OPERATED PUMP SYSTEM F04B 47/10
US6131629 Table saw B27G 19/00
US5979523 Table saw B27H 1/00
US5857507 Table saw B25H 1/02
US4170183 Incinerating method and apparatus having selective, controlled movement of materials during combustion F23G 5/00
US3948211 Plant for chromizing metal articles C23C 13/08
US3879056 Safety gas bag structure B60R 21/08
US3747544 SEWING MACHINE WITH IMPROVED BINDER-FEED ARRANGEMENT D05B 3/06
US3721306 PRESSURE EQUALIZING SYSTEM FOR ROCK BITS E21B 9/10
US4969373 Pedal assembly G05G 1/14
US4898339 Bail reversing structure for fishing spinning reels A01K 89/01
US4505262 Passive solar heated system F24J 3/02
US4024734 Yarn fault detectors B65H 63/02
US3988903 Dual acting defrost system for ice makers and controls therefor F25C 1/12

23. Fri Nov 4 16:24:37 GMT 2005
Search results for: (17I Temperature, 31W Obj. generated Harmful Factors) 2 Take Out, 22 Blessing in disguise, 24 Intermediary,
35 Parameter Change
Collections searched: US (Granted)
25 matches found of 3,881,796 patents searched Displaying results 1 - 25 of 25
Publication Title IPC Code
US4110173 Sealing closure for an opening of a coking oven C10B
25/06
US4099968 Dicarboxylic acid bis-amides in electrostatic imaging compositions and processes G03G 9/00
US3777814 CLAMPED DETECTOR E21B
23/00
US4370403 Photopolymerizable radiation-sensitive resin composition and radiation-sensitive sheet material G03C 1/78
US4064062 Stabilized activated percompound bleaching compositions and methods for manufacture thereof C11D 7/54
US3950918 Method of making a disposable package B65B 1/02
US3851818 APPARATUS FOR DISCHARGING THE CONTENTS OF A DISCONTINUOUSLY OPERATING CENTRIFUGE B04B
11/08
- US3830657
METHOD FOR MAKING INTEGRATED CIRCUIT CONTACT STRUCTURE B44D 1/18
US3971639 Fluid bed coal gasification C10B 1/04
US3881929 Stabilizing a photosensitive composition containing an N-vinyl heterocyclic compound and an organic halogen
compound with an azabicycloene compound
G03C 5/24
US3875703 Flexible sanding disc unit B24B
23/00
US4100104 Catalytic materials as for olefin polymerization C08F 4/78
US3889407 Warranty plaque A44C 3/00
US3752612 APPARATUS FOR THE CONTINUOUS PRODUCTION OF TUBULAR FILM FROM THERMOPLASTIC SYNTHETIC RESINS B29C 1/04
US5791789 Rotor support for a turbine engine F16C
19/52