Granted Patent
Utility
US 6,177,565 · App. 09/235,894
Process for synthesizing piperazic acid
Inventor:
Andrea L. C. Robidoux
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Jan 22, 1999
Inventor
Andrea L. C. Robidoux
Assignee (at issue)
Vertex Pharmaceuticals Incorporated
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.