Granted Patent
Utility
US 5,880,231 · App. 08/548,445
Synthesis of telechelic polymers using ruthenium and osmium carbene complexes
Inventors:
Robert H. Grubbs, SonBinh T. Nguyen, Marc A. Hillmyer
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Oct 26, 1995
Inventors
Robert H. Grubbs
SonBinh T. Nguyen
Marc A. Hillmyer
Assignee (at issue)
California Institute of Technology
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.