Granted Patent
Utility
US 6,187,303 · App. 09/309,905
Hair conditioning composition
Inventors:
Dipak K. Ghosh, Rose A. Casanova-Gugliotta, Natalya Gurman
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: May 11, 1999
Inventors
Dipak K. Ghosh
Rose A. Casanova-Gugliotta
Natalya Gurman
Assignee (at issue)
Alberto Culver 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.