Granted Patent
Utility
US 5,451,630 · App. 08/337,159
Solid sheared polymer blends and process for their preparation
Inventors:
Errol J. Olivier, Robert Patterson, Peter N. Nugara
Patented Case
View Patent ↗
Granted: Sep 19, 1995
Filed: Nov 9, 1994
Inventors
Errol J. Olivier
Robert Patterson
Peter N. Nugara
Assignee (at issue)
DSM Copolymer, 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.