Semperit Reifen Aktiengesellschaft

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 2100

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5717022 Rubber composition, particularly for tire treadSep 06, 96Feb 10, 98[C08K]
D379443 TireJun 21, 95May 27, 97[1215]
5252649 Pneumatic tire with tread containing plasticizer, plasticizer mixture for pneumatic tire, and method of producing such plasticizer mixtureJul 13, 92Oct 12, 93[C08K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5961913 Device and process for vulcanizing tiresExpiredMay 27, 97Oct 05, 99[B29C]
5660651 Pneumatic tire including sipesExpiredFeb 22, 95Aug 26, 97[B60C]
D355876 TireExpiredJul 13, 93Feb 28, 95[]
5350001 Tire having a tread surface with fine cut-outs at the tire tread surfaceExpiredMay 20, 92Sep 27, 94[B60C]
D342469 TireExpiredJun 11, 92Dec 21, 93[]
5137068 Radial-ply tire for trucks with tread blocks divided into two parallelogram-shaped partsExpiredApr 09, 90Aug 11, 92[B60C]
5115001 Vulcanizable rubber mixture, vulcanized rubber material and method of producing rubber articles from the vulcanizable rubber mixtureExpiredJun 11, 90May 19, 92[C08K]
D320180 Tire or similar articleExpiredAug 08, 88Sep 24, 91[]
D318445 TireExpiredJul 01, 88Jul 23, 91[]
D304434 Vehicle tireExpiredMar 09, 87Nov 07, 89[]
4745958 Tire-rim vehicle wheel assemblyExpiredMay 13, 85May 24, 88[B60C]
4739811 Pneumatic vehicle tire with radial ply carcass and tread member composed of a base layer situated closer to the tire axis and a cap layer arranged on top thereofExpiredNov 21, 86Apr 26, 88[B60C]
D294687 Tire or similar articleExpiredAug 12, 85Mar 15, 88[]
D289025 Tire or similar articleExpiredMay 31, 84Mar 31, 87[]
D289026 TireExpiredSep 14, 84Mar 31, 87[]
D289027 TireExpiredSep 17, 84Mar 31, 87[]
4630661 Pneumatic vehicle tire tread, especially radial-ply tire for trucksExpiredDec 10, 84Dec 23, 86[B60C]
4580608 Pneumatic vehicle tire with radial ply carcass and tread member composed of a base layer closer to the tire axis and a cap layer arranged on top thereofExpiredOct 05, 83Apr 08, 86[B60C]
4262720 Tread for a pneumatic tireExpiredMay 14, 79Apr 21, 81[B60C]

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