Granted Patent
Utility
US 4,160,848 · App. 05/788,193
Antistaling agent for bakery products
Inventors:
Frédérick Vidal, Albert B. Gerrity
Patented Case
View Patent ↗
Granted: Jul 10, 1979
Filed: Apr 18, 1977
Inventors
Frédérick Vidal
Albert B. Gerrity
Assignee (at issue)
Pennwalt 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.