IP Library Granted Patent US 4,101,404
Granted Patent Utility
US 4,101,404 · App. 05/700,659

Hot gas measuring device

Inventors: Robert N. Blumenthal, Andreas T. Melville
Patented Case View Patent ↗
Granted: Jul 18, 1978 Filed: Jun 28, 1976
Inventors
Robert N. Blumenthal
Andreas T. Melville

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 4,101,404
App. No.
05/700,659
Filed
1976-06-28
Granted
1978-07-18
Kind
A