Granted Patent
Utility
US 5,194,312 · App. 07/575,339
Profiled sealing strip with two reinforcing bands
Inventor:
Heinz Verig
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Aug 30, 1990
Inventor
Heinz Verig
Assignee (at issue)
Gebr. Happich GmbH
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.