Granted Patent
Utility
US 6,576,647 · App. 09/760,589
Pseudopolymorph of (—)-cis-2-(2-chlorophenyl)-5,7-dihydroxy-8[4R-(3S-hydroxy -1-methyl)piperidinyl]-4H-1-benzopyran-4-one
Inventors:
Gary L. Bafus, Christine M. Harrison-Bowman, Gary L. Silvey
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Jan 16, 2001
Inventors
Gary L. Bafus
Christine M. Harrison-Bowman
Gary L. Silvey
Assignee (at issue)
Aventis Pharmaceuticals Inc.
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.