Granted Patent
Utility
US 5,750,726 · App. 08/883,768
Process for the manufacture of 2-aryl-5-perfluoroalkylpyrrole derivatives and intermediates useful therefor
Inventor:
Venkataraman Kameswaran
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Jun 27, 1997
Inventor
Venkataraman Kameswaran
Assignee (at issue)
American Cyanamid Company
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.