Granted Patent
Utility
US 4,926,529 · App. 07/244,300
Tenter frame apparatus and method
Inventors:
Christopher E. Hosmer, John F. Whaley
Patented Case
View Patent ↗
Granted: May 22, 1990
Filed: Sep 15, 1988
Inventors
Christopher E. Hosmer
John F. Whaley
Assignee (at issue)
Marshall and Williams Company
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.