Granted Patent
Utility
US 5,338,543 · App. 07/889,911
Thimerosal inactivated mycoplasma hyopneumoniae vaccine
Inventors:
Gerald R. Fitzgerald, C. Joseph Welter
Patented Case
View Patent ↗
Granted: Aug 16, 1994
Filed: May 29, 1992
Inventors
Gerald R. Fitzgerald
C. Joseph Welter
Assignee (at issue)
Ambico, 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.