Granted Patent
Utility
US 6,042,619 · App. 08/950,855
Compositions for temporarily coloring the hair
Inventors:
Linda J. Haning, Pamela A. Helms, Coreen Ann Johnson
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Oct 13, 1997
Inventors
Linda J. Haning
Pamela A. Helms
Coreen Ann Johnson
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.