Granted Patent
Utility
US 6,177,540 · App. 09/190,157
Use of star-branched polymers in pressure sensitive adhesives
Inventors:
Robert D. Harlan, Jules E. Schoenberg, Christopher G. Gore, Deepak Hariharan, Smita Shah
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Nov 12, 1998
Inventors
Robert D. Harlan
Jules E. Schoenberg
Christopher G. Gore
Deepak Hariharan
Smita Shah
Assignee (at issue)
National Starch and Chemical Investment Holding Copporation
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.