Granted Patent
Utility
US 5,000,434 · App. 07/350,017
Insertion machine with improved insert track
Inventors:
Gary VanderSvde, Paul Beatty, Ren Roxas
Patented Case
View Patent ↗
Granted: Mar 19, 1991
Filed: May 9, 1989
Inventors
Gary VanderSvde
Paul Beatty
Ren Roxas
Assignee (at issue)
Bell and Howell, LLC
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.