Granted Patent
Utility
US 5,177,190 · App. 07/825,435
Purified C5a receptor from human polymorphonuclear leukocytes
Inventors:
Thomas E. Rollins, Martin S. Springer
Patented Case
View Patent ↗
Granted: Jan 5, 1993
Filed: Jan 22, 1992
Inventors
Thomas E. Rollins
Martin S. Springer
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.