Granted Patent
Utility
US 5,232,196 · App. 07/861,239
Proportional solenoid controlled valve
Inventors:
Peter G. Hutchings, Richard L. Dalton, Jr., John C. Anthony
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Mar 31, 1992
Inventors
Peter G. Hutchings
Richard L. Dalton, Jr.
John C. Anthony
Assignee (at issue)
LDI Pneutronics 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.