IP Library › Granted Patent US 5,249,599
Granted Patent Utility
US 5,249,599 · App. 07/578,433

Fluid flow regulator

Inventors: Joel E. Haynes, James W. Maxwell
Patented Case View Patent ↗
Granted: Oct 5, 1993 Filed: Sep 10, 1990
Inventors
Joel E. Haynes
James W. Maxwell

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,249,599
App. No.
07/578,433
Filed
1990-09-10
Granted
1993-10-05
Kind
A