W & A Bates Limited

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4907891 Feed device for a continuous feed mixerExpiredOct 27, 88Mar 13, 90[B28C]
4840697 Apparatus for handling sheet materialExpiredOct 02, 87Jun 20, 89[B29D]
4783230 Manufacture of ply fabric for reinforced rubber articlesExpiredJan 22, 87Nov 08, 88[B32B]
4749424 Methods and apparatus for the manufacture of pneumatic tiresExpiredAug 27, 86Jun 07, 88[B29D]
4732640 Apparatus for the manufacture of pneumatic tiresExpiredApr 19, 85Mar 22, 88[B29D]
4714505 Methods for handling sheet materialExpiredFeb 01, 85Dec 22, 87[B29C, B29D, G01B]
4673457 Expandable tire building formerExpiredSep 11, 85Jun 16, 87[B29D]
4637644 Tire transport jigExpiredMay 09, 85Jan 20, 87[B79H, B66C]
4626104 Method and apparatus for mixing particulate materialsExpiredNov 14, 84Dec 02, 86[G05D, B01F]
4602972 Tire breaker assemblyExpiredJan 29, 85Jul 29, 86[B29D]
4569711 Manufacture of elastomeric material coponentsExpiredMar 16, 84Feb 11, 86[B29C]
4555287 Method for building tiresExpiredJun 11, 84Nov 26, 85[B29H]
4510002 Manufacture of pneumatic tiresExpiredOct 20, 83Apr 09, 85[B29H]
4409059 Reinforced structuresExpiredOct 09, 81Oct 11, 83[B29H, D04H]
4405395 Reinforced structuresExpiredOct 09, 81Sep 20, 83[B29H, D04H]
4401493 Reinforced structuresExpiredOct 09, 81Aug 30, 83[B29H, D04H]
4399187 Reinforced articlesExpiredJul 13, 81Aug 16, 83[B60C]

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