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:
Dec. 01, 1998
Filed:
Aug. 20, 1997
Applicant:
Inventor:
Paul E Britt, Eagle Rock, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B / ; G08B / ; G08B / ;
U.S. Cl.
CPC ...
340573 ; 340522 ; 340556 ;
Abstract
An alert alarm responsive to the passage of a child unaccompanied by an adult. An adult sensor is placed at an adult height higher than any anticipated child. A child sensor is placed at a height lower than the height of the shortest anticipated child. Actuator circuitry is actuated if a child passes the child sensor unless an adult passed the adult sensor within a limited time either before or after the child passed.