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:
Dec. 06, 2011
Filed:
Mar. 20, 2009
Applicants:
Kyoung Woon Song, Seongnam-si, KR;
Jong Sung Kim, Incheon, KR;
Inventors:
Kyoung Woon Song, Seongnam-si, KR;
Jong Sung Kim, Incheon, KR;
Assignee:
Edtoy Co., Ltd., Bupyeong-Gu, Incheon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63H 33/00 (2006.01); A63H 33/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A block for building a toy is provided. The block includes a body, a case provided in the body, a holder with a sliding-prevention part, provided movably and rotatably within the case, and a magnet with south and north pole faces, installed in the holder. The blocks, each with this construction, can connect to each other to build a toy, without sliding off relative to each other.