IP Library Granted Patent US 5,693,173
Granted Patent Utility
US 5,693,173 · App. 08/361,055

Thermal gas cracking source technology

Inventors: Paul E. Colombo, Scott Wayne Priddy
Patented Case View Patent ↗
Granted: Dec 2, 1997 Filed: Dec 21, 1994
Inventors
Paul E. Colombo
Scott Wayne Priddy
Assignee (at issue)
Chorus, LLC

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 5,693,173
App. No.
08/361,055
Filed
1994-12-21
Granted
1997-12-02
Kind
A