Granted Patent
Utility
US 5,505,556 · App. 08/303,459
Clamping mechanism
Inventors:
Gerald A. Brown, William M. Faitel
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Sep 9, 1994
Inventors
Gerald A. Brown
William M. Faitel
Assignee (at issue)
Western Atlas, 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.