Granted Patent
Utility
US 5,660,819 · App. 08/479,475
Cosmetic formulations
Inventors:
Suguru Tsubaki, Isao Noda
Patented Case
View Patent ↗
Granted: Aug 26, 1997
Filed: Jun 7, 1995
Inventors
Suguru Tsubaki
Isao Noda
Assignee (at issue)
Nipon Unicar 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.