Granted Patent
Utility
US 6,472,491 · App. 09/680,000
Process for preparing ethylene interpolymers and ethylene interpolymers
Inventors:
Jose Pedro Martinez, Jeffrey J. Vanderbilt
Patented Case
View Patent ↗
Granted: Oct 29, 2002
Filed: Oct 5, 2000
Inventors
Jose Pedro Martinez
Jeffrey J. Vanderbilt
Assignee (at issue)
Eastman Chemical 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.