Assignee
DURACELL INT
35 granted patents·1,252 citations·filing 1977–1981
Top patents by PatentIndex Score
35 records- 0199USD263581SElectric batteryDURACELL INT·Filed 1977·Granted Mar 30, 1982·80 cites·1 claims
- 0297US4279972ANon-aqueous electrolyte cellDURACELL INT·Filed 1979·Granted Jul 21, 1981·85 cites·18 claims
- 0397US4265984ABattery housingDURACELL INT·Filed 1980·Granted May 5, 1981·101 cites·12 claims
- 0495US4296461ABattery package with DC to DC converterDURACELL INT·Filed 1979·Granted Oct 20, 1981·203 cites·10 claims
- 0594US4401735ANon-aqueous Li/MnO2 cellDURACELL INT·Filed 1979·Granted Aug 30, 1983·73 cites·5 claims
- 0694US4268894APortable waterproof fluorescent lanternDURACELL INT·Filed 1979·Granted May 19, 1981·136 cites·9 claims
- 0794US4264689AAdditive for electrochemical cell stabilityDURACELL INT·Filed 1979·Granted Apr 28, 1981·55 cites·26 claims
- 0891US4299890ASolid state cellDURACELL INT·Filed 1980·Granted Nov 10, 1981·77 cites·23 claims
- 0990US4278744AExpandable casing for electro-chemical cellsDURACELL INT·Filed 1978·Granted Jul 14, 1981·53 cites·3 claims
- 1085US4258109ASolid state cellsDURACELL INT·Filed 1977·Granted Mar 24, 1981·36 cites·10 claims
- 1181US4330601ARechargeable nonaqueous silver alloy anode cellDURACELL INT·Filed 1981·Granted May 18, 1982·34 cites·9 claims
- 1280US4331743AMethod for increasing recycling life of non-aqueous cellsDURACELL INT·Filed 1980·Granted May 25, 1982·34 cites·16 claims
- 1380US4238554AAbuse resistant active metal anode/fluid cathode depolarized cellsDURACELL INT·Filed 1979·Granted Dec 9, 1980·33 cites·28 claims
- 1476US4288913AMethod of forming in situ gelled anodeDURACELL INT·Filed 1979·Granted Sep 15, 1981·28 cites·11 claims
- 1572US4315062AMethod for the manufacture of a polystyrene separator and cellDURACELL INT·Filed 1978·Granted Feb 9, 1982·33 cites·11 claims
- 1670US4319122ASynchronous arrangement and method for heat treating workpiecesDURACELL INT·Filed 1980·Granted Mar 9, 1982·22 cites·16 claims
- 1766US4328288AMethod for improving stability of Li/MnO2 cellsDURACELL INT·Filed 1980·Granted May 4, 1982·19 cites·19 claims
- 1866US4298506AMethod of treating silver oxide powder and the product formed therefromDURACELL INT·Filed 1978·Granted Nov 3, 1981·18 cites·14 claims
- 1965US4332870ACell having a gelled anode containing a polyhydric alcoholDURACELL INT·Filed 1981·Granted Jun 1, 1982·18 cites·8 claims
- 2058US4316777ARechargeable nonaqueous silver alloy anode cellDURACELL INT·Filed 1979·Granted Feb 23, 1982·12 cites·4 claims
- 2156US4297249AMethod of treating silver oxide powder and the product formed therefromDURACELL INT·Filed 1978·Granted Oct 27, 1981·13 cites·13 claims
- 2253US4326014AHigh temperature organic electrolyte cellsDURACELL INT·Filed 1978·Granted Apr 20, 1982·11 cites·5 claims
- 2352US4263377ACathodes for primary solid state lithium cellsDURACELL INT·Filed 1980·Granted Apr 21, 1981·11 cites·14 claims
- 2451US4325106AOne piece battery holderDURACELL INT·Filed 1979·Granted Apr 13, 1982·11 cites·12 claims
- 2546US4264687AFluid depolarized cellDURACELL INT·Filed 1979·Granted Apr 28, 1981·8 cites·13 claims
- 2644US4364800ASitu metal plating of the cathode terminal surface of an electrochemical cellDURACELL INT·Filed 1980·Granted Dec 21, 1982·14 cites·10 claims
- 2744US4321314ANon-aqueous cell safetyDURACELL INT·Filed 1980·Granted Mar 23, 1982·8 cites·15 claims
- 2840USD263257SFluorescent lanternDURACELL INT·Filed 1979·Granted Mar 2, 1982·2 cites·1 claims
- 2939US4292383ABilevel rechargeable cellDURACELL INT·Filed 1979·Granted Sep 29, 1981·7 cites·8 claims
- 3037US4298663APredischarged nonaqueous cellDURACELL INT·Filed 1979·Granted Nov 3, 1981·4 cites·24 claims
- 3136US4329404ARechargeable non-aqueous cells with complex electrolyte saltsDURACELL INT·Filed 1980·Granted May 11, 1982·4 cites·19 claims
- 3236US4295705AOne piece connectorDURACELL INT·Filed 1979·Granted Oct 20, 1981·5 cites·6 claims
- 3333US4307157ATreatment of titanium disulfide for battery applicationsDURACELL INT·Filed 1980·Granted Dec 22, 1981·3 cites·6 claims
- 3430US4366212ANon-aqueous cell with fluid cathode depolarizer and corrodible cathodeDURACELL INT·Filed 1981·Granted Dec 28, 1982·1 cites·11 claims
- 3530US4299435AFuse receptacleDURACELL INT·Filed 1979·Granted Nov 10, 1981·0 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →