Granted Patent
Utility
US 4,377,106 · App. 06/164,306
Tamper-resistant locking clip for dispensing pumps
Inventors:
James P. Workman, Larry L. Hudson
Patented Case
View Patent ↗
Granted: Mar 22, 1983
Filed: Jun 30, 1980
Inventors
James P. Workman
Larry L. Hudson
Assignee (at issue)
Realex 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.