Granted Patent
Utility
US 5,243,063 · App. 07/791,077
Method for inhibiting foulant formation in a non-aqueous process stream
Inventors:
Guy A. DeVicaris, Kaj D. Rondum, Dwight E. Emerich
Patented Case
View Patent ↗
Granted: Sep 7, 1993
Filed: Nov 12, 1991
Inventors
Guy A. DeVicaris
Kaj D. Rondum
Dwight E. Emerich
Assignee (at issue)
Ashchem IP
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.