Granted Patent
Utility
US 5,575,989 · App. 08/294,437
Powder bleaching compositions for hair and method of use thereof
Inventor:
Paul Caskey
Patented Case
View Patent ↗
Granted: Nov 19, 1996
Filed: Aug 23, 1994
Inventor
Paul Caskey
Assignee (at issue)
CCP Co., Ltd.
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.