Granted Patent
Utility
US 4,374,766 · App. 06/383,404
Combined allantoin-hydrolyzed animal protein product and method
Inventors:
Eugene Puchalski, Frances A. Donahue, Richard P. Dixon
Patented Case
View Patent ↗
Granted: Feb 22, 1983
Filed: Jun 1, 1982
Inventors
Eugene Puchalski
Frances A. Donahue
Richard P. Dixon
Assignee (at issue)
Charles of the Ritz Group Ltd.
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.