EP 3395421 A4 20190327 - BUILDING BLOCKS AND SPLICING STRUCTURE THEREOF
Title (en)
BUILDING BLOCKS AND SPLICING STRUCTURE THEREOF
Title (de)
BAUSTEINE UND SPLEISSSTRUKTUR DAVON
Title (fr)
BLOCS DE CONSTRUCTION ET LEUR STRUCTURE DE LIAISON
Publication
Application
Priority
- CN 201620144240 U 20160226
- CN 2016087403 W 20160628
Abstract (en)
[origin: EP3395421A1] A building block and connecting structures thereof. A surface of the building block is a first connecting surface (1), and the rest of the surfaces of the building block are second connecting surfaces (2). The first connecting surface (1) is provided with protrusions (12) and grooves (11). The second connecting surface (2) is provided with grooves (11). The protrusion (12) can be connected to the grooves (11) on the first connecting surface (1) and the second connecting surface. Based on the above-mentioned structure and extensions thereof, the building block can be divided into at least six types with different structures. The building block and the connecting structures thereof have wide application range, are easy to popularize and use, provide great entertainment, and appeal to children.
IPC 8 full level
A63H 33/08 (2006.01); A63H 33/06 (2006.01)
CPC (source: EP KR RU US)
A63H 33/062 (2013.01 - EP US); A63H 33/08 (2013.01 - EP KR RU US); A63H 33/084 (2013.01 - US); A63H 33/086 (2013.01 - US)
Citation (search report)
- No further relevant documents disclosed
- See references of WO 2017143709A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3395421 A1 20181031; EP 3395421 A4 20190327; EP 3395421 B1 20210120; AU 2016394147 A1 20180809; CN 205988569 U 20170301; ES 2858049 T3 20210929; JP 2019503267 A 20190207; KR 102089198 B1 20200316; KR 20180095690 A 20180827; RU 2018133621 A 20200326; RU 2018133621 A3 20200326; RU 2744062 C2 20210302; RU 2744062 C9 20210521; TW M547419 U 20170821; US 2019022544 A1 20190124; WO 2017143709 A1 20170831
DOCDB simple family (application)
EP 16891162 A 20160628; AU 2016394147 A 20160628; CN 2016087403 W 20160628; CN 201620144240 U 20160226; ES 16891162 T 20160628; JP 2018558461 A 20160628; KR 20187021061 A 20160628; RU 2018133621 A 20160628; TW 106202655 U 20170223; US 201616069177 A 20160628