Granted Patent
Utility
US 5,194,486 · App. 07/609,591
Adhesive
Inventors:
Eli Levine, Herbert L. Wolfson, Alvin H. Silverberg
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Nov 6, 1990
Inventors
Eli Levine
Herbert L. Wolfson
Alvin H. Silverberg
Assignee (at issue)
H. & N. Chemical 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.