Granted Patent
Utility
US 4,599,131 · App. 06/742,687
Delabeler for plastic containers
Inventor:
John J. Matuszak
Patented Case
View Patent ↗
Granted: Jul 8, 1986
Filed: Jun 10, 1985
Inventor
John J. Matuszak
Assignee (at issue)
Owens-Illinois 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.