Granted Patent
Utility
US 4,401,674 · App. 06/334,437
Intramammary compositions
Inventor:
John S. Dowrick
Patented Case
View Patent ↗
Granted: Aug 30, 1983
Filed: Dec 24, 1981
Inventor
John S. Dowrick
Assignee (at issue)
Beecham Group
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.