Granted Patent
Utility
US 5,470,567 · App. 08/141,503
Synergistic skin depigmentation composition
Inventors:
Xina Nair, Kenneth M. Tramposch
Patented Case
View Patent ↗
Granted: Nov 28, 1995
Filed: Oct 25, 1993
Inventors
Xina Nair
Kenneth M. Tramposch
Assignee (at issue)
BRISTOL-MYERS SQUIBB 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.