The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 06, 1979
Filed:
Nov. 04, 1977
Applicant:
Inventors:
Robert D Kampfer, Lake Saint Croix Beach, MN (US);
Gunther H Dierssen, White Bear Lake, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, Saint Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
F23Q / ;
U.S. Cl.
CPC ...
431 35 ;
Abstract
Thermomechanical candle snuffer utilizes staff of material such as 55-Nitinol which, when heated by candle flame, elevates slideably engaged cap which falls over candle extinguishing it.