Granted Patent
Utility
US 4,309,451 · App. 06/156,501
Liquid antimicrobial treatment for storage grain
Inventors:
Frédérick Vidal, Anantharaman Jayaraman
Patented Case
View Patent ↗
Granted: Jan 5, 1982
Filed: Jun 4, 1980
Inventors
Frédérick Vidal
Anantharaman Jayaraman
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.