Granted Patent
Utility
US 5,050,894 · App. 07/466,532
Sealing device designed to achieve sealing between two parts having a possibility of relative rotation to a limited extent
Inventors:
Rene Merel, Michel Galard
Patented Case
View Patent ↗
Granted: Sep 24, 1991
Filed: Jan 17, 1990
Inventors
Rene Merel
Michel Galard
Assignee (at issue)
EGG CO., LTD.
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.