Granted Patent
Utility
US 4,253,449 · App. 06/065,392
Compression device with connection system
Inventors:
Edward J. Arkans, Larry D. Annis, Norbert W. Ellmann
Patented Case
View Patent ↗
Granted: Mar 3, 1981
Filed: Aug 9, 1979
Inventors
Edward J. Arkans
Larry D. Annis
Norbert W. Ellmann
Assignee (at issue)
The Kendall Company LP
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.