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. 03, 1981
Filed:
Aug. 20, 1979
Applicant:
Inventor:
Julius Gluck, Norwalk, CT (US);
Assignee:
Pitney Bowes Inc., Stamford, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
H05B / ; G03B / ;
U.S. Cl.
CPC ...
315360 ; 315307 ; 355 69 ;
Abstract
An automatic lamp shutdown circuit, which comprises a lamp, a line-voltage compensation control circuit for the lamp, and an automatic shutdown circuit operatively connected to the line-voltage compensation control circuit for turning the lamp off after the lamp has been on for a pre-determined amount of time.