Granted Patent
Utility
US 4,550,891 · App. 06/539,645
Plastic pipe clip
Inventor:
Harald Schaty
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Oct 6, 1983
Inventor
Harald Schaty
Assignee (at issue)
USM Holding AG
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.