Granted Patent
Utility
US 5,230,742 · App. 07/747,773
Integrated process for producing crystalline fructose and high-fructose, liquid-phase sweetener
Inventors:
Donald W. Lillard, Jr., Robert V. Schanefelt, Daniel K. Tang, Gary A. Day, Francis M. Mallee, Lawrence R. Schwab, Larry Peckous
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: Aug 20, 1991
Inventors
Donald W. Lillard, Jr.
Robert V. Schanefelt
Daniel K. Tang
Gary A. Day
Francis M. Mallee
Lawrence R. Schwab
Larry Peckous
Assignee (at issue)
A.E. Staley Manufacturing Company
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.