Granted Patent
Utility
US 4,971,723 · App. 07/258,231
Partially debranched starches and enzymatic process for preparing the starches
Inventor:
Chung-Wai Chiu
Patented Case
View Patent ↗
Granted: Nov 20, 1990
Filed: Oct 14, 1988
Inventor
Chung-Wai Chiu
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.