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Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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You are viewing a USPC Schedule. |
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Class 429 | CHEMISTRY: ELECTRICAL CURRENT PRODUCING APPARATUS, PRODUCT, AND PROCESS |
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![]() | ![]() | 1 | HAVING POLARITY SAFETY FEATURE |
![]() | ![]() | 2 | HAVING LIVING MATTER, E.G., MICROORGANISM, ETC. |
![]() | ![]() | 3 | HAVING PULSE FEATURE |
![]() | ![]() | 4 | WITH SONIC OR ULTRASONIC FEATURE |
![]() | ![]() | 5 | RADIO ACTIVE MATERIAL CONTAINING |
![]() | ![]() | 6 | WITH PRESSURE EQUALIZING MEANS FOR LIQUID IMMERSION OPERATION |
![]() | ![]() | 7 | WITH NONBATTERY ELECTRICAL COMPONENT ELECTRICALLY CONNECTED WITHIN CELL CASING OTHER THAN TESTING OR INDICATING COMPONENTS |
![]() | ![]() | 8 | HAVING DISPARATE NONELECTRICAL FUNCTION |
![]() | ![]() | 9 | HAVING DIVERSE CELLS OR DIVERSE REMOVABLE CELLS IN A SUPPORT MEANS |
![]() | ![]() | 10 | HAVING MAGNETIC FIELD FEATURE |
![]() | ![]() | 11 | CURRENT PRODUCTION DEPENDENT UPON TEMPERATURE DIFFERENTIAL BETWEEN A PAIR OF ELECTRODES |
![]() | ![]() | 400 | FUEL CELL, SUBCOMBINATION THEREOF, OR METHOD OF MAKING OR OPERATING |
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![]() | ![]() | 47 | HAVING EARTH FEATURE |
![]() | ![]() | 48 | PRESERVING CELL IN STORAGE FEATURE |
![]() | ![]() | 49 | REGENERATING, SALVAGE OR REPAIR FEATURE OTHER THAN ONLY ADDITION OF ELECTROLYTE TO CELL OR ELECTRICALLY CHARGING PER SE |
![]() | ![]() | 50 | PROCESS OF CELL OPERATION |
![]() | ![]() | 53 | MEANS EXTERNALLY RELEASING INTERNAL GAS PRESSURE FROM CLOSED CELL, I.E., VALVE ETC. |
![]() | ![]() | 57 | SEALED CELL HAVING GAS PREVENTION OR ELIMATION MEANS |
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![]() | ![]() | 61 | WITH CONTROL MEANS RESPONSIVE TO BATTERY CONDITION SENSING MEANS |
![]() | ![]() | 65 | TERMINAL PROTECTOR OTHER THAN SEAL THROUGH CASING |
![]() | ![]() | 66 | HAVING MEANS TO ACCOMMODATE ELECTRODE EXPANSION |
![]() | ![]() | 67 | HAVING MOVABLE MECHANICAL MEANS TO PROVIDE RELATIVE MOTION BETWEEN ELECTRODE AND ELECTROLYTE |
![]() | ![]() | 71 | WITH SYSTEM HAVING MEANS TO MOVE VENTILATING FLUID |
![]() | ![]() | 72 | HAVING SPECIFIED VENTING, FEEDING OR CIRCULATION STRUCTURE (OTHER THAN FEEDING OR FILLING FOR ACTIVATING DEFERRED ACTION-TYPE BATTERY) |
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![]() | ![]() | 90 | WITH MEASURING, TESTING, OR INDICATING MEANS |
![]() | ![]() | 94 | PLURAL CONCENTRIC OR SINGLE COILED ELECTRODE |
![]() | ![]() | 95 | HAVING MEANS FOR DRAINING OR REMOVING ELECTROLYTE FROM A CELL OTHER THAN FILLER OPENING |
![]() | ![]() | 96 | CELL SUPPORT FOR REMOVABLE CELL |
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![]() | ![]() | 101 | FLUID ACTIVE MATERIAL OR TWO-FLUID ELECTROLYTE COMBINATION HAVING AREAS OF NONMIXTURE |
![]() | ![]() | 110 | DEFERRED ACTION TYPE |
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![]() | ![]() | 120 | WITH HEAT EXCHANGE FEATURE |
![]() | ![]() | 121 | ADJUNCTS IN COMBINATION WITH OR FOR CONNECTION TO AN EXTERNAL ELECTRICAL ELECTRIC CURRENT CARRYING MEMBER OF A BATTERY OTHER THAN TERMINAL PROTECTORS, E.G., TERMINAL ADAPTER, CAPS, LIFTERS, ETC. AND CONNECTORS PER SE |
![]() | ![]() | 122 | CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS |
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CROSS-REFERENCE ART COLLECTIONS | ||
![]() | ![]() | 900 | FUEL CELL INCLUDING MEANS FOR POWER CONDITIONING (E.G., CONVERSION TO AC, ETC.) |
![]() | ![]() | 901 | FUEL CELL INCLUDING MEANS FOR UTILIZATION OF HEAT FOR UNRELATED APPLICATION (E.G., HEATING A BUILDING, ETC.) |
FOREIGN ART COLLECTIONS | ||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived. | ||
CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS |
CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS (429/122) |
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FOR110 | FUEL CELL, SUBCOMBINATION THEREOF OR METHODS OF OPERATING (429/12) |
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