Granted Patent
Utility
US 6,465,569 · App. 09/646,356
Plastic material
Inventor:
Thomas M. Kurth
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Sep 14, 2000
Inventor
Thomas M. Kurth
Assignee (at issue)
Urethane Soy Systems 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.