Granted Patent
Utility
US 6,017,997 · App. 08/962,435
Waterborne polyurethane having film properties comparable to rubber
Inventors:
George E. Snow, Tina R. Dame
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Oct 31, 1997
Inventors
George E. Snow
Tina R. Dame
Assignee (at issue)
B. F. Goodrich Company
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.