Granted Patent
Utility
US 5,979,496 · App. 09/002,442
Adaptor for engaging a gas pressure source to a gas port
Inventor:
Trevor K. Markham
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Jan 2, 1998
Inventor
Trevor K. Markham
Assignee (at issue)
Daniel A. Holt
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.