Granted Patent
Utility
US 6,291,543 · App. 09/578,050
Surfacially cross-linked elastoplastic articles, and method of making the same
Inventor:
Tilak M. Shah
Patented Case
View Patent ↗
Granted: Sep 18, 2001
Filed: May 24, 2000
Inventor
Tilak M. Shah
Assignee (at issue)
Polytec GmbH
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.