Granted Patent
Utility
US 5,948,720 · App. 08/779,762
Catalyst for the production of flexible polyolefin compositions, methods for making and using same, and products thereof
Inventors:
Lixin Sun, George C. Allen, Michael P. Hughes
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Jan 7, 1997
Inventors
Lixin Sun
George C. Allen
Michael P. Hughes
Assignee (at issue)
Huntsman Polymers 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.