Granted Patent
Utility
US 5,623,027 · App. 08/394,022
Silicone-modified aliphatic polyester
Inventors:
Ronald J. Lewarchik, Marc L. Smith, Edward J. Holzrichter
Patented Case
View Patent ↗
Granted: Apr 22, 1997
Filed: Feb 21, 1995
Inventors
Ronald J. Lewarchik
Marc L. Smith
Edward J. Holzrichter
Assignee (at issue)
Morton International, 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.