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:
May. 08, 1979
Filed:
May. 09, 1978
Applicant:
Inventors:
Helmut Raaf, Bad Schwalbach, DE;
Oskar Heumann, Wiesbaden-Klarenthal, DE;
Assignee:
Blendax-Werke R. Schneider GmbH & Co., Mainz, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A46B / ;
U.S. Cl.
CPC ...
15169 ;
Abstract
A toothbrush with means for adjustment of the bristle length including a moveable slotted or perforated plate arranged over the bristle holder and with bristles passing through the slots or perforations said plate being movable up and down the bristle length by means of a slide mechanism or a screw connection.
Raaf, Helmut. (1979). Toothbrush (U.S. Patent No. 4152806). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4152806
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile