Granted Patent
Utility
US 4,158,051 · App. 05/865,770
Pet collar
Inventors:
Jack Greenberg, Grover D. Cloyd
Patented Case
View Patent ↗
Granted: Jun 12, 1979
Filed: Dec 29, 1977
Inventors
Jack Greenberg
Grover D. Cloyd
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.