Granted Patent
Utility
US 6,479,537 · App. 09/990,600
Synergistic ectoparasiticidal methods and compositions
Inventors:
Kathleen Heaney, Mary E. Doscher, Douglas Rugg
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Nov 21, 2001
Inventors
Kathleen Heaney
Mary E. Doscher
Douglas Rugg
Assignee (at issue)
American Cyanamid Company
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.