Granted Patent
Utility
US 4,134,977 · App. 05/836,718
Method for producing insect-combatting device
Inventor:
Jack Greenberg
Patented Case
View Patent ↗
Granted: Jan 16, 1979
Filed: Sep 26, 1977
Inventor
Jack Greenberg
Assignee (at issue)
A. H. Robins Company, Incorporated
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.