Granted Patent
Utility
US 4,302,275 · App. 06/097,762
Apparatus for forming tubular plastic sleeves for application to bottles
Inventors:
Robert J. Burmeister, Russell W. Heckman, Robert C. Miller, George A. Nickey
Patented Case
View Patent ↗
Granted: Nov 24, 1981
Filed: Nov 27, 1979
Inventors
Robert J. Burmeister
Russell W. Heckman
Robert C. Miller
George A. Nickey
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.