Granted Patent
Utility
US 4,974,652 · App. 07/433,600
Pleated credit card holder
Inventor:
Paul Lemler
Patented Case
View Patent ↗
Granted: Dec 4, 1990
Filed: Nov 6, 1989
Inventor
Paul Lemler
Assignee (at issue)
Amity Leather 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.