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. 14, 2017
Filed:
Dec. 30, 2011
Damon Brown, Boston, MA (US);
Mark Edward Farrell, Medfield, MA (US);
Arshad Ali, Toronto, CA;
Tim Diasti, Clearwater, FL (US);
Graham K. Philp, Jr., Naples, FL (US);
Graham K. Parrish-philp, San Diego, CA (US);
David Wuchinich, Yonkers, NY (US);
Damon Brown, Boston, MA (US);
Mark Edward Farrell, Medfield, MA (US);
Arshad Ali, Toronto, CA;
Tim Diasti, Clearwater, FL (US);
Graham K. Philp, Jr., Naples, FL (US);
David Wuchinich, Yonkers, NY (US);
Dentovations Inc., Boston, MA (US);
Abstract
Tooth whitening device for whitening teeth using sonochemistry includes a body, and an ultrasonic transducer provided in the body. The ultrasonic transducer is configured for producing ultrasonic waves in the range of 20-100 kHz, and good results have been achieved with ultrasonic waves at a frequency of 40 kHz. There is an ultrasonic horn provided on the body, and the ultrasonic horn is operatively connected with the ultrasonic transducer. A liquid retaining element is provided on the ultrasonic horn, and the liquid retaining element is configured for retaining a liquid tooth whitening composition against a user's teeth. The liquid retaining element may be a sponge or a replaceable pad, such as a foam pad.