Granted Patent
Utility
US 5,096,777 · App. 07/619,778
Double-sided self-adhesive tape without a backing
Inventors:
Wolfgang Schacht, Christoph Nagel
Patented Case
View Patent ↗
Granted: Mar 17, 1992
Filed: Nov 29, 1990
Inventors
Wolfgang Schacht
Christoph Nagel
Assignee (at issue)
BEIERSDORF 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.