Granted Patent
Utility
US 4,522,983 · App. 06/473,835
Polymeric molding composition
Inventors:
Bi Le-Khac, Clyde L. Sharik
Patented Case
View Patent ↗
Granted: Jun 11, 1985
Filed: Mar 9, 1983
Inventors
Bi Le-Khac
Clyde L. Sharik
Assignee (at issue)
Atlantic Richfield Company
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.