Granted Patent
Utility
US 6,057,131 · App. 09/186,827
Preparation and use of sialylated glycoforms of soluble complement receptor 1 (CR1)
Inventors:
Henry C. Marsh, Jr., Richard A. G. Smith, Chang-Jing Grace Yeh, John Lifter, Anne Mary Freeman, Michael L. Gosselin
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Nov 5, 1998
Inventors
Henry C. Marsh, Jr.
Richard A. G. Smith
Chang-Jing Grace Yeh
John Lifter
Anne Mary Freeman
Michael L. Gosselin
Assignee (at issue)
AVANT Immunotherapeutics, 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.