Granted Patent
Utility
US 3,967,127 · App. 05/592,807
Sample introducer
Inventors:
John F. Rendina, Paul E. Larson
Patented Case
View Patent ↗
Granted: Jun 29, 1976
Filed: Jul 3, 1975
Inventors
John F. Rendina
Paul E. Larson
Assignee (at issue)
GCA Corporation
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.