GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 159 823 134 patent documents

This week's update (15/11/2024 12:00 CET):

143 307 new documents added

1 003 170 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 0072215 A2 19830216 - Improved puzzle.

Title (en)

Improved puzzle.

Title (de)

Puzzle.

Title (fr)

Puzzle.

Publication

EP 0072215 A2 19830216 (EN)

Application

EP 82304147 A 19820805

Priority

AU 13181 A 19810807

Abstract (en)

A puzzle of the solid type in which each face of the puzzle can be rotated relative to the remainder of the puzzle, the puzzle comprising a dodecahedron in which each face includes eleven components, a central pentagon (20), five edge pieces (40), the bases of each of which abut one side of the central component and five corner pieces (30) each being four sided with two of the sides abutting adjacent edge pieces of the other two sides defining portions of the adjacent edges of the face.

IPC 1-7

A63F 9/08

IPC 8 full level

A63F 9/08 (2006.01)

CPC (source: EP)

A63F 9/0838 (2013.01); A63F 2009/0849 (2013.01)

Designated contracting state (EPC)

BE DE FR GB IT NL

DOCDB simple family (publication)

EP 0072215 A2 19830216; EP 0072215 A3 19840509; AU 8708582 A 19830203

DOCDB simple family (application)

EP 82304147 A 19820805; AU 8708582 A 19810807