Koehring Canada Limited

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Expired/Abandoned/Withdrawn Patents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
4491163 Method and apparatus for felling treesExpiredJan 27, 82Jan 01, 85[A01G]
4474335 Apparatus for centrifugal pulpwood and wood chip grindingExpiredJun 01, 82Oct 02, 84[B02C]
4451194 Integral heel tree length grappleExpiredApr 26, 82May 29, 84[B66C]
4446897 Improvements in disc felling headsExpiredJan 27, 82May 08, 84[A01G]
4384674 Self-cleaning nozzleExpiredJun 08, 81May 24, 83[B05B]
4221245 Tree harvester with saw and shearExpiredJan 19, 79Sep 09, 80[A01G]

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!.