Granted Patent
Utility
US 5,282,531 · App. 07/922,163
Method and apparatus for indexing can ends
Inventor:
Edgar H. Zysset
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Jul 29, 1992
Inventor
Edgar H. Zysset
Assignee (at issue)
Crown, Cork & Seal Company, 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.