Granted Patent
Utility
US 4,849,515 · App. 07/234,717
Clindamycin-2-phosphoryl benzylate
Inventors:
William L. Matier, Chi Woo, Ying-Chi Lee
Patented Case
View Patent ↗
Granted: Jul 18, 1989
Filed: Aug 22, 1988
Inventors
William L. Matier
Chi Woo
Ying-Chi Lee
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND 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.