Granted Patent
Utility
US 4,354,523 · App. 06/208,110
Lubricant fitting for a valve
Inventors:
William R. Hochmuth, William S. Shelton
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: Nov 19, 1980
Inventors
William R. Hochmuth
William S. Shelton
Assignee (at issue)
ACF Industries Incorporated
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.