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:
Oct. 05, 1993
Filed:
Sep. 17, 1990
Michael Silverman, Sepulveda, CA (US);
Other;
Abstract
A system for two way communication under shallow water or between a swimmer and observer comprising a transceiver, a wire for conducting electrical signals connected to the transceiver, a watertight transducer housing that curvedly conforms to human heads incorporating a speaker/microphone transducer in watertight connection with the wire, an adjustable strap connected to the transducer housing so that it may be attached to a portion of a human body, and a hollow acoustic transmission tube in watertight connection with the transducer housing for sound transmission to an earplug which is inserted into a human ear.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile