Granted Patent
Utility
US 6,548,664 · App. 09/674,327
Octahydro-6, 10-dioxo-6h-pyridazino/1,2-a/ /1,2/diazepin-1-carboxylic acid, derivatives, preparation method and use for preparing therapeutically active compounds
Inventors:
Colette Colladant, Veronique Cro-Cq, John P. Larkin, Patrick Roussel
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Oct 31, 2000
Inventors
Colette Colladant
Veronique Cro-Cq
John P. Larkin
Patrick Roussel
Assignee (at issue)
AVENTIS PHARMA S.A.
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.