Granted Patent
Utility
US 5,583,014 · App. 07/547,733
Preparation and use of enzyme-detergent extracted Streptococcus zoopidemicus vaccine
Inventors:
Karen K. Brown, Sharon A. Bryant, Richard C. Stewart, Richard E. Parizek
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Jul 3, 1990
Inventors
Karen K. Brown
Sharon A. Bryant
Richard C. Stewart
Richard E. Parizek
Assignee (at issue)
Bayer Aktiengesellschaft
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.