Granted Patent
Utility
US 4,453,572 · App. 06/401,694
Method and apparatus for waste selvage removal
Inventor:
Worth M. Key
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: Jul 26, 1982
Inventor
Worth M. Key
Assignee (at issue)
Burlington Industries LLC
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.