Granted Patent
Utility
US 5,880,136 · App. 08/130,334
Sulfonamide fibrinogen receptor antagonists
Inventors:
Mark E. Duggan, Melissa Egbertson, Wasyl Halczenko, George D. Hartman, William L. Laswell
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Aug 6, 1998
Inventors
Mark E. Duggan
Melissa Egbertson
Wasyl Halczenko
George D. Hartman
William L. Laswell
Assignee (at issue)
MERCK & CO., 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.