Granted Patent
Utility
US 5,624,409 · App. 08/257,872
Variable-pulse dynamic fluid flow controller
Inventor:
Joseph B. Seale
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Jun 10, 1994
Inventor
Joseph B. Seale
Assignee (at issue)
Fluidsense 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.