Granted Patent
Utility
US 5,952,053 · App. 08/938,041
Process for producing filled polyurethane elastomers
Inventor:
Scott Colby
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Sep 26, 1997
Inventor
Scott Colby
Assignee (at issue)
The Willamette Valley Company LLC
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.