Granted Patent
Utility
US 4,900,323 · App. 07/117,664
Chemical and method for bleaching textiles
Inventors:
Glen A. Dickson, Donnie R. Gray
Patented Case
View Patent ↗
Granted: Feb 13, 1990
Filed: Nov 5, 1987
Inventors
Glen A. Dickson
Donnie R. Gray
Assignee (at issue)
Ocean Wash, Inc.
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.