Granted Patent
Utility
US 6,538,101 · App. 09/957,666
Preparing isotactic stereoblock poly(lactic acid)
Inventors:
Geoffrey W. Coates, Tina M. Ovitt
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Sep 21, 2001
Inventors
Geoffrey W. Coates
Tina M. Ovitt
Assignee (at issue)
Cornell Research Foundation, 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.