Granted Patent
Utility
US 6,277,773 · App. 09/460,239
Polymeric materials
Inventors:
Ian MacMillan Ward, Peter John Hine, Keith Norris
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Dec 13, 1999
Inventors
Ian MacMillan Ward
Peter John Hine
Keith Norris
Assignee (at issue)
BTG INTERNATIONAL INC.
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.