Granted Patent
Utility
US 5,411,053 · App. 08/270,135
Fluid pressure regulator
Inventors:
Trevor K. Markham, Daniel Holt
Patented Case
View Patent ↗
Granted: May 2, 1995
Filed: Jul 1, 1994
Inventors
Trevor K. Markham
Daniel Holt
Assignee (at issue)
Daniel A. Holt
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.