MINING TOOLS,INC.DIVISION OF SMITH INTERNATIONAL, INC.

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Expired/Abandoned/Withdrawn Patents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
4755003 Cutter bit assembly with resilient bit retainerExpiredDec 17, 86Jul 05, 88[E21C]
4712626 Retainer device for drill bitExpiredApr 02, 81Dec 15, 87[E21B]
4489986 Wear collar device for rotatable cutter bitExpiredNov 01, 82Dec 25, 84[E21C]
4480874 Retainer device for auger, roof and the like type bitsExpiredSep 16, 81Nov 06, 84[E21B]
4474488 Retainer system for roof-mine tool bitExpiredMay 12, 83Oct 02, 84[F16D]
4378057 Coupling structure for a compound drill stemExpiredFeb 25, 81Mar 29, 83[E21B]
4356873 Cutter mounting and apparatus and method for a drill bitExpiredDec 08, 80Nov 02, 82[E21B]
4313506 Drill cutter bitExpiredSep 10, 80Feb 02, 82[E21B]

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!.