Granted Patent
Utility
US 5,407,751 · App. 07/861,706
Easy peel film structure especially for retortable lidstock
Inventors:
Roger P. Genske, Roy A. Bubel
Patented Case
View Patent ↗
Granted: Apr 18, 1995
Filed: Apr 1, 1992
Inventors
Roger P. Genske
Roy A. Bubel
Assignee (at issue)
American National Can Company
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.