Granted Patent
Utility
US 6,217,921 · App. 09/357,000
Coated low-fat and fat-free snack food products and method to prepare the same
Inventors:
David Arthur Lanner, Yen-Ping Chin Hsieh, Michael Weber, Pamela Susan Wehner, Barbara Ann Anderson, Maria Dolores Martinez-Serna Villagran
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Jul 20, 1999
Inventors
David Arthur Lanner
Yen-Ping Chin Hsieh
Michael Weber
Pamela Susan Wehner
Barbara Ann Anderson
Maria Dolores Martinez-Serna Villagran
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.