Granted Patent
Utility
US 5,147,134 · App. 07/724,699
Process for the continuous production of high-internal-phase-ratio emulsions
Inventors:
Guy M. Bradley, Todd Stone
Patented Case
View Patent ↗
Granted: Sep 15, 1992
Filed: Jul 2, 1991
Inventors
Guy M. Bradley
Todd Stone
Assignee (at issue)
Petrolite 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.