Granted Patent
Utility
US 4,322,472 · App. 06/201,289
Adhesive based on a starch and acrylamide graft copolymer
Inventors:
Mark L. Kaspar, James F. Lowey
Patented Case
View Patent ↗
Granted: Mar 30, 1982
Filed: Oct 27, 1980
Inventors
Mark L. Kaspar
James F. Lowey
Assignee (at issue)
Alco Standard Corporation
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.