Granted Patent
Utility
US 4,433,223 · App. 06/295,717
Pressure-sensitive adhesive and application thereof
Inventors:
Willis A. Larson, Anthony J. Van Zeeland
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: Aug 24, 1981
Inventors
Willis A. Larson
Anthony J. Van Zeeland
Assignee (at issue)
Oak Industries Inc.
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.