Granted Patent
Utility
US 4,467,499 · App. 06/261,313
Stuffing method and apparatus
Inventors:
John H. Beckman, George C. Haettinger, Vytautas Kupcikevicius
Patented Case
View Patent ↗
Granted: Aug 28, 1984
Filed: May 1, 1981
Inventors
John H. Beckman
George C. Haettinger
Vytautas Kupcikevicius
Assignee (at issue)
Union Carbide Corporation
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.