Granted Patent
Utility
US 4,325,762 · App. 06/159,721
Method and apparatus for applying plastic sleeves to containers
Inventors:
Robert J. Burmeister, Russell W. Heckman, Robert C. Miller
Patented Case
View Patent ↗
Granted: Apr 20, 1982
Filed: Jun 16, 1980
Inventors
Robert J. Burmeister
Russell W. Heckman
Robert C. Miller
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.