Granted Patent
Utility
US 6,552,129 · App. 10/013,152
Process of rheology modification of polymers
Inventors:
David A. Babb, Che-I Kao, Wendy Hoenig, Michael E. Rowland, Clark H. Cummins, H. Craig Silvis, Michael J. Mullins, Thoi H. Ho
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Dec 10, 2001
Inventors
David A. Babb
Che-I Kao
Wendy Hoenig
Michael E. Rowland
Clark H. Cummins
H. Craig Silvis
Michael J. Mullins
Thoi H. Ho
Assignee (at issue)
Dow Global Technologies LLC
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.