Granted Patent
Utility
US 5,120,879 · App. 07/707,376
Reaction of hypochlorites with polyoxypropylene glycols
Inventors:
John R. Sanderson, Edward T. Marquis
Patented Case
View Patent ↗
Granted: Jun 9, 1992
Filed: May 30, 1991
Inventors
John R. Sanderson
Edward T. Marquis
Assignee (at issue)
Texaco Chemical 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.