Granted Patent
Utility
US 4,092,450 · App. 05/815,614
Carpet seaming strip, method of making such strip, and carpet employing same
Inventor:
Doyle V. Haren
Patented Case
View Patent ↗
Granted: May 30, 1978
Filed: Jul 13, 1977
Inventor
Doyle V. Haren
Assignee (at issue)
DayCo Holdings, LP
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.