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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: 158 081 232 patent documents

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176 880 new documents added

1 259 676 documents amended

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EP 1042768 B1 20021120 - PLANAR TRANSFORMER WINDING

Title (en)

PLANAR TRANSFORMER WINDING

Title (de)

WICKLUNG FÜR PLANARTRANSFORMATOR

Title (fr)

BOBINAGE POUR TRANSFORMATEUR PLANAR

Publication

EP 1042768 B1 20021120 (FR)

Application

EP 98963613 A 19981223

Priority

FR 9802853 W 19981223
FR 9716347 A 19971223

Abstract (en)

[origin: FR2772973A1] A flat track construction is produced with secondary and primary track winding formed close to each other and formed on the same surface.

IPC 1-7

H01F 27/28

IPC 8 full level

H01F 27/28 (2006.01)

CPC (source: EP US)

H01F 27/2804 (2013.01 - EP US)

Designated contracting state (EPC)

BE CH DE FR GB IE LI NL SE

DOCDB simple family (publication)

FR 2772973 A1 19990625; FR 2772973 B1 20000630; CA 2315894 A1 19990708; DE 69809595 D1 20030102; DE 69809595 T2 20030918; EP 1042768 A1 20001011; EP 1042768 B1 20021120; US 6606022 B1 20030812; WO 9934379 A1 19990708

DOCDB simple family (application)

FR 9716347 A 19971223; CA 2315894 A 19981223; DE 69809595 T 19981223; EP 98963613 A 19981223; FR 9802853 W 19981223; US 58122300 A 20000623