Granted Patent
Utility
US 6,803,101 · App. 09/980,597
Unoriented surface-protection film of polypropylene block copolymers
Inventors:
Nicolai Böhm, Ralf Hirsch, Jobst-Waldemar Klemp, Robert Meyer, Bernhard Mussig
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Mar 6, 2002
Inventors
Nicolai Böhm
Ralf Hirsch
Jobst-Waldemar Klemp
Robert Meyer
Bernhard Mussig
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.