Granted Patent
Utility
US 6,224,880 · App. 09/145,661
Immunization against Streptococcus pneumoniae using conjugated and unconjugated pneumoccocal polysaccharide vaccines
Inventors:
Christina Chan, Jerald C. Sadoff
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: Sep 2, 1998
Inventors
Christina Chan
Jerald C. Sadoff
Assignee (at issue)
MERCK & CO., 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.