Granted Patent
Utility
US 5,330,236 · App. 07/956,666
Composite tube fitting
Inventors:
Robert F. Peterjohn, Dale Gordon, Richard Janis Drysdale
Patented Case
View Patent ↗
Granted: Jul 19, 1994
Filed: Oct 2, 1992
Inventors
Robert F. Peterjohn
Dale Gordon
Richard Janis Drysdale
Assignee (at issue)
Aerofit Products, 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.