IP Library › Granted Patent US 4,874,310
Granted Patent Utility
US 4,874,310 · App. 07/160,265

Low NOX burner

Inventors: Howard H. Seemann, Chad F. Gottschlich
Patented Case View Patent ↗
Granted: Oct 17, 1989 Filed: Feb 25, 1988
Inventors
Howard H. Seemann
Chad F. Gottschlich
Assignee (at issue)
Selas Corporation of America

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 4,874,310
App. No.
07/160,265
Filed
1988-02-25
Granted
1989-10-17
Kind
A