Granted Patent
Utility
US 4,444,960 · App. 06/203,765
Polymer blends with improved hydrolytic stability
Inventors:
Gideon Salee, Jerold C. Rosenfeld
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: Nov 3, 1980
Inventors
Gideon Salee
Jerold C. Rosenfeld
Assignee (at issue)
Occidental Chemical Corporation
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.