Granted Patent
Utility
US 6,337,408 · App. 09/533,368
Compounds and method for preparing substituted 4-phenyl-4-cyanocyclohexanoic acids
Inventors:
Andrew Allen, Ann Marie Diederich, Li Liu, Wilford L. Mendelson, Kevin Webb
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Mar 22, 2000
Inventors
Andrew Allen
Ann Marie Diederich
Li Liu
Wilford L. Mendelson
Kevin Webb
Assignee (at issue)
SmithKline Beecham Limited
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.