Granted Patent
Utility
US 5,505,119 · App. 08/339,506
Control valve having parasitic leakage orifices
Inventor:
Edward H. Phillips
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Nov 14, 1994
Inventor
Edward H. Phillips
Assignee (at issue)
TECHCO HOLDINGS, 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.