Granted Patent
Utility
US 5,636,597 · App. 08/395,319
Animal separator system
Inventors:
Greg Van Curen, Michael D. Westrick
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: Feb 28, 1995
Inventors
Greg Van Curen
Michael D. Westrick
Assignee (at issue)
Innotek Pet Products, 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.