Granted Patent
Utility
US 6,489,469 · App. 09/936,707
Method for storing or transporting erythritol solution
Inventors:
Chikanori Takahashi, Takashi Akasaka, Takanori Maehara, Masatsugu Nozaki
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Sep 14, 2001
Inventors
Chikanori Takahashi
Takashi Akasaka
Takanori Maehara
Masatsugu Nozaki
Assignee (at issue)
Nikken Chemicals 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.