Granted Patent
Utility
US 6,692,729 · App. 10/009,958
Cosmetic resin composition and cosmetic using the same
Inventors:
Seiji Asaoka, Takahiro SAKURAI, Katsuya Koyama, Toshitaka Tsuzuki, Tomohiro Hashimoto
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: May 29, 2002
Inventors
Seiji Asaoka
Takahiro SAKURAI
Katsuya Koyama
Toshitaka Tsuzuki
Tomohiro Hashimoto
Assignee (at issue)
National Starch and Chemical Investment Holding Copporation
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.