Granted Patent
Utility
US 5,057,539 · App. 07/512,710
Moth- and beetle-proofing agents
Inventors:
Alfred J. Neukom, Dieter Reinehr, Werner Schmid
Patented Case
View Patent ↗
Granted: Oct 15, 1991
Filed: Apr 23, 1990
Inventors
Alfred J. Neukom
Dieter Reinehr
Werner Schmid
Assignee (at issue)
Ciba-Geigy
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.