Granted Patent
Utility
US 6,486,141 · App. 09/745,199
Phosphonic acid biaryl derivatives as inhibitors of protein tyrosine phosphatase 1B (PTP-1B)
Inventors:
Cheuk K. Lau, Christopher Bayly, Jacques Yves Gauthier, Yves LeBlanc, Chun Sing Li, Patrick Roy, Michel Therien, Zhaoyin Wang
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Dec 21, 2000
Inventors
Cheuk K. Lau
Christopher Bayly
Jacques Yves Gauthier
Yves LeBlanc
Chun Sing Li
Patrick Roy
Michel Therien
Zhaoyin Wang
Assignee (at issue)
Merck Frosst Canada Ltd.
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.