IP Library Granted Patent US 4,679,580
Granted Patent Utility
US 4,679,580 · App. 06/877,603

Vapor vent control valve

Inventors: Jeffrey Devall, Ronald E. Reinke
Patented Case View Patent ↗
Granted: Jul 14, 1987 Filed: Jun 23, 1986
Inventors
Jeffrey Devall
Ronald E. Reinke
Assignee (at issue)
Borg-Warner Automotive, 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.

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 4,679,580
App. No.
06/877,603
Filed
1986-06-23
Granted
1987-07-14
Kind
A