Granted Patent
Utility
US 4,890,862 · App. 07/240,535
Business form with removable, adhesive free data card
Inventor:
William Buchholz
Patented Case
View Patent ↗
Granted: Jan 2, 1990
Filed: Sep 6, 1988
Inventor
William Buchholz
Assignee (at issue)
Uarco Incorporated
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.