Granted Patent
Utility
US 4,586,446 · App. 06/775,497
Apparatus and method for eliminating stop marks in carpets on tufting machines
Inventor:
James J. Cooper, Jr.
Patented Case
View Patent ↗
Granted: May 6, 1986
Filed: Sep 12, 1985
Inventor
James J. Cooper, Jr.
Assignee (at issue)
COLLINS & AIKMAN 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.