Granted Patent
Utility
US 4,911,910 · App. 06/934,838
Purified equine immunologlobulins and method of use thereof
Inventor:
Raymond E. Mifflin
Patented Case
View Patent ↗
Granted: Mar 27, 1990
Filed: Nov 25, 1986
Inventor
Raymond E. Mifflin
Assignee (at issue)
Biotech Research Labs, 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.