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. 03, 2005
Filed:
Dec. 25, 2000
Applicant:
Katsuyuki Totsu, Sumida-Ku, Tokyo 131-0045, JP;
Inventor:
Katsuyuki Totsu, Sumida-Ku, Tokyo 131-0045, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B023/00 ;
U.S. Cl.
CPC ...
Abstract
A combination of a screw and a screw driver bit and a header punch for its manufacture capable of effectively preventing a come-out phenomenon of the screw driver bit by improving the structure of a groove part in a cross groove part in a cross groove of a screw to prevent a conventional damage.
Totsu, Katsuyuki. (2005). Combination of screw and screw driver bit and header punch for its manufacture (U.S. Patent No. 6886433). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6886433
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile