Granted Patent
Utility
US 6,153,706 · App. 09/123,533
Protected multi-functionalized star polymers and processes for making the same
Inventors:
Robert James Letchford, James A. Schwindeman
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Jul 28, 1998
Inventors
Robert James Letchford
James A. Schwindeman
Assignee (at issue)
FMC 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.