Granted Patent
Utility
US 6,613,870 · App. 08/847,395
Acrylate hot melt-based self-adhesive composition
Inventors:
Christian Harder, Andreas Kummer, Klaus Biethahn, Robert Tiburg
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Apr 24, 1997
Inventors
Christian Harder
Andreas Kummer
Klaus Biethahn
Robert Tiburg
Assignee (at issue)
tesa 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.