Granted Patent
Utility
US 4,730,761 · App. 06/897,463
Cutting flexible formed products from foam retaining sheet
Inventor:
John D. Spano
Patented Case
View Patent ↗
Granted: Mar 15, 1988
Filed: Aug 15, 1986
Inventor
John D. Spano
Assignee (at issue)
Personal Products 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.