Granted Patent
Utility
US 6,378,530 · App. 09/567,285
Self-neutralizing permanent wave composition and method therefor
Inventors:
Ahmad Rezvani, Andrew Savaides, Rushi Tasker, Tetsuya Kambe
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: May 8, 2000
Inventors
Ahmad Rezvani
Andrew Savaides
Rushi Tasker
Tetsuya Kambe
Assignee (at issue)
Shiseido Company, Limited
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.