Granted Patent
Utility
US 6,235,380 · App. 08/919,590
Lamination of microcellular articles
Inventors:
Srinath Tupil, Klaus Buchner, Patrick Lahmann
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Jul 24, 1997
Inventors
Srinath Tupil
Klaus Buchner
Patrick Lahmann
Assignee (at issue)
Trexel, Inc.
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.