ELECTRODE CORPORATION, A CORP. OF DE

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4595468 Cathode for electrolysis cellExpiredJul 19, 84Jun 17, 86[C25B, B05D]
4552857 Cathode coating with hydrogen-evolution catalyst and semi-conducting polymerExpiredApr 05, 82Nov 12, 85[B05D, H01M]
4543174 Method of making a catalytic lead-based oxygen evolving anodeExpiredJul 06, 84Sep 24, 85[C25C, C25B]
4528084 Electrode with electrocatalytic surfaceExpiredJun 23, 83Jul 09, 85[C25C, C25B]
4465561 Electroplating film-forming metals in non-aqueous electrolyteExpiredFeb 16, 83Aug 14, 84[C25D, C25F]
4459324 Electrode coating with platinum-group metal catalyst and semi-conducting polymerExpiredApr 08, 82Jul 10, 84[B05D]
4448803 Process for manufacturng a polychelate coatingExpiredOct 19, 81May 15, 84[]
4446245 Recoating of electrodesExpiredMar 08, 82May 01, 84[C25B, B05D, B44D]
4444642 Dimensionally stable coated electrode for electrolytic process, comprising protective oxide interface on valve metal base, and process for its manufactureExpiredAug 17, 81Apr 24, 84[C25B]
4435313 Electrode with outer coating for effecting an electrolytic process and protective intermediate coating on a conductive base, and method of making sameExpiredAug 17, 81Mar 06, 84[C25B]
4426263 Method and electrocatalyst for making chlorine dioxideExpiredFeb 01, 82Jan 17, 84[C25B]
4425217 Anode with lead base and method of making sameExpiredAug 17, 81Jan 10, 84[C25B]
4402996 Electrode coating with platinum-group metal catalyst and semi-conducting polymerExpiredMay 21, 81Sep 06, 83[C25C]
4345981 Anodically polarized surface for biofouling and scale controlExpiredFeb 23, 81Aug 24, 82[C25B]
4331528 Coated metal electrode with improved barrier layerExpiredOct 06, 80May 25, 82[C25B]
4318795 Valve metal electrode with valve metal oxide semi-conductor face and methods of carrying out electrolysis reactionsExpiredJan 23, 78Mar 09, 82[C25B]
4302321 Novel sintered electrodesExpiredFeb 07, 80Nov 24, 81[C25B]
4288302 Method for electrowinning metalExpiredJan 31, 77Sep 08, 81[C25C, C25B]
4285799 Electrodes for electrolytic processes, especially metal electrowinningExpiredNov 26, 79Aug 25, 81[C25B]
4272354 Electrodes for electrolytic processesExpiredNov 26, 79Jun 09, 81[C25B]

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