Granted Patent
Utility
US 6,174,540 · App. 09/152,775
Long acting injectable formulations containing hydrogenated caster oil
Inventors:
James B. Williams, Rey T. Chern
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Sep 14, 1998
Inventors
James B. Williams
Rey T. Chern
Assignees (at issue)
MERCK & CO., INC.
MERIAL 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.