George Fischer Ltd.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

  • No Technology to Display

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

  • No Recent Patents to Display

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4817919 Device for casting, particularly converter for casting and/or post-treating molten metalExpiredFeb 07, 84Apr 04, 89[C21C]
4711290 Method and apparatus for casting iron treated with magnesiumExpiredFeb 18, 86Dec 08, 87[B22D]
4515177 Molded connection pieceExpiredApr 26, 83May 07, 85[F16K]
4505316 Process and apparatus for packing granular foundry materialsExpiredJul 19, 82Mar 19, 85[B22C]
4496393 Immersion and vaporization chamberExpiredJan 07, 83Jan 29, 85[C22C]
4483383 Process for compacting granular materialsExpiredOct 13, 81Nov 20, 84[B22C]
4462455 Permanent mold with core pulling deviceExpiredMar 05, 81Jul 31, 84[B22C]
D274716 Wheel hubExpiredSep 25, 81Jul 17, 84[]
4453776 Cast vehicle wheel rim for tubeless tiresExpiredSep 11, 81Jun 12, 84[B60B, B60C]
4451096 Brake system antilocking mechanismExpiredNov 10, 81May 29, 84[B60T]
4449038 Apparatus for welding a joint between plastic pipesExpiredJul 02, 82May 15, 84[H05B]
4436133 Cast vehicle wheel rimExpiredNov 06, 81Mar 13, 84[B60B]
4426178 Pipe cutting and threading deviceExpiredSep 29, 81Jan 17, 84[B23G]
4420190 Cast vehicle wheelExpiredNov 06, 81Dec 13, 83[B60B]
4415015 Process of compacting moulding sandExpiredOct 02, 80Nov 15, 83[B22C]
4382828 Chromium cast iron and method of producing sameExpiredNov 18, 80May 10, 83[C21D]
4358086 Butterfly valveExpiredOct 08, 80Nov 09, 82[F16K]
4339116 Apparatus for centering and clamping circular workpiecesExpiredOct 08, 80Jul 13, 82[B25B]
4221514 Apparatus for trimming workpiecesExpiredJun 23, 78Sep 09, 80[B23D]
4215717 Unidirectional valveExpiredJun 09, 78Aug 05, 80[F16K]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.