Granted Patent
Utility
US 5,917,071 · App. 08/966,011
Synthesis of ruthenium or osmium metathesis catalysts
Inventors:
Robert H. Grubbs, Tomas R. Belderrain, Seth N. Brown, Thomas Wilhelm
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: Nov 7, 1997
Inventors
Robert H. Grubbs
Tomas R. Belderrain
Seth N. Brown
Thomas Wilhelm
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.