Granted Patent
Utility
US 4,299,817 · App. 06/048,975
Hair care compositions
Inventors:
Roy B. Hannan, III, Errol D. Goddard, Denise Christine Galante
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: Jun 15, 1979
Inventors
Roy B. Hannan, III
Errol D. Goddard
Denise Christine Galante
Assignee (at issue)
Union Carbide 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.