Granted Patent
Utility
US 4,907,696 · App. 07/252,196
Collapsible core adhesive rolls
Inventor:
Leonard D. DeCoste, Jr.
Patented Case
View Patent ↗
Granted: Mar 13, 1990
Filed: Sep 30, 1988
Inventor
Leonard D. DeCoste, Jr.
Assignee (at issue)
The Kendall Company LP
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.