Granted Patent
Utility
US 5,939,121 · App. 08/932,971
Process of making a fast roasted coffee providing increased brew strength and darker cup color with desirable brew acidity
Inventors:
Roger William Gutwein, Steven J. Kirkpatrick
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: Sep 18, 1997
Inventors
Roger William Gutwein
Steven J. Kirkpatrick
Assignee (at issue)
The Procter & Gamble 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.