Granted Patent
Utility
US 6,134,857 · App. 09/050,376
Structural corner reinforcement, a frame including such a reinforcement and methods of manufacturing these products
Inventor:
Robert Hope
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Mar 31, 1998
Inventor
Robert Hope
Assignee (at issue)
Bay Mills Ltd
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.