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:
Jun. 01, 1976
Filed:
Jul. 05, 1974
Applicant:
Inventors:
William Rupert Elstow, Salisbury, EN;
David Michael Jennings, Salisbury, EN;
Assignee:
Pains-Wessex Limited, Salisbury, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63B / ; H04B / ;
U.S. Cl.
CPC ...
325 66 ; 9 8 / ; 325116 ;
Abstract
In a buoyant smoke marker for marine use, the provision of a radio transmitter. The marker can be located from much greater distances than can conventional smoke markers.