Granted Patent
Utility
US 4,813,459 · App. 07/110,552
Stretchable material having redundant conductive sections
Inventor:
Albert C. Breidegam
Patented Case
View Patent ↗
Granted: Mar 21, 1989
Filed: Oct 19, 1987
Inventor
Albert C. Breidegam
Assignee (at issue)
Semtronics
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.