Granted Patent
Utility
US 4,547,426 · App. 06/705,360
Upholstery welt cord
Inventor:
Robert E. Montle
Patented Case
View Patent ↗
Granted: Oct 15, 1985
Filed: Feb 25, 1985
Inventor
Robert E. Montle
Assignee (at issue)
Sackner Products, Inc.
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.