Granted Patent
Utility
US 6,465,444 · App. 09/813,499
Aryldifluoromethylphosphonic acids with sulfur-containing substituents as PTP-1B inhibitors
Inventors:
Christopher Bayly, Mitsuru Ohkubo
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Mar 21, 2001
Inventors
Christopher Bayly
Mitsuru Ohkubo
Assignees (at issue)
Merck Frosst Canada Ltd.
Banyu Pharmaceutical Co. 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.