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. 09, 1999
Filed:
Dec. 13, 1996
Applicant:
Inventors:
Teresa R Hickok, Bonita, CA (US);
Claude E Martin, Chula Vista, CA (US);
Clifford J Ruddle, Santa Barbara, CA (US);
Assignee:
San Diego Swiss Machining, Inc., Chula Vista, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433102 ; 433119 ; 433224 ;
Abstract
An ultrasonic dental tool for use with an ultrasonic transducer, comprises a substantially elongate tool defined by a shaft having a proximal end with a connector for attachment to an ultrasonic transducer, a distal end having a tip configured for performing a dental procedure, a portion of straight cylindrical wall from the tip inward toward the proximal end, and a contra-angle portion of substantially uniform diameter on the proximal end, and a uniform gradual tapered portion intermediate the distal end and the proximal end.