Granted Patent
Utility
US 5,468,887 · App. 07/851,463
Production of fatty acid methyl esters and soaps therefrom
Inventor:
Shyam Gupta
Patented Case
View Patent ↗
Granted: Nov 21, 1995
Filed: Mar 13, 1992
Inventor
Shyam Gupta
Assignee (at issue)
The Dial Corporation
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.