Granted Patent
Utility
US 4,726,482 · App. 07/030,531
Tamper indicating package and molded plastic closure therefor
Inventor:
Jacques J. Barriac
Patented Case
View Patent ↗
Granted: Feb 23, 1988
Filed: Mar 27, 1987
Inventor
Jacques J. Barriac
Assignee (at issue)
Owens-Illinois Closure Inc.
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.