Granted Patent
Utility
US 4,869,429 · App. 07/191,944
High pressure vortex injector
Inventors:
Mark A. Brooks, Robert E. Fallis, III, Paul D. Daly
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: May 9, 1988
Inventors
Mark A. Brooks
Robert E. Fallis, III
Paul D. Daly
Assignee (at issue)
ALLIED CONSULTING, 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.