IP Library Granted Patent US 4,092,450
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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,092,450
App. No.
05/815,614
Filed
1977-07-13
Granted
1978-05-30
Kind
A