Granted Patent
Utility
US 5,284,924 · App. 07/781,791
Process for the preparation of polyolefin/acrylonitrile coploymers and polyolefin/acrylic acid or substituted acrylic acid/acrylonitrile terpolymers
Inventors:
Kenneth W. Pober, Charles M. Starks
Patented Case
View Patent ↗
Granted: Feb 8, 1994
Filed: Oct 23, 1991
Inventors
Kenneth W. Pober
Charles M. Starks
Assignee (at issue)
Conoco 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.