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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: 157 337 350 patent documents

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219 431 new documents added

1 247 852 documents amended

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EP 1929835 A2 20080611 - ULTRASONIC SENSOR

Title (en)

ULTRASONIC SENSOR

Title (de)

ULTRASCHALLSENSOR

Title (fr)

DETECTEUR A ULTRASONS

Publication

EP 1929835 A2 20080611 (DE)

Application

EP 06792781 A 20060811

Priority

EP 2006065244 W 20060811
DE 102005045019 A 20050921

Abstract (en)

[origin: WO2007033869A2] Disclosed is an ultrasonic sensor comprising a membrane and a heating element for heating the membrane.

IPC 8 full level

H04R 17/00 (2006.01); G01S 15/931 (2020.01)

CPC (source: EP US)

G01S 7/52004 (2013.01 - EP US); G01S 7/521 (2013.01 - EP US); G01S 15/931 (2013.01 - EP US); H04R 17/00 (2013.01 - EP US); G01S 2007/52011 (2013.01 - EP US); Y10S 367/902 (2013.01 - EP US)

Citation (search report)

See references of WO 2007033869A2

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

DE 102005045019 A1 20070322; CN 101268716 A 20080917; EP 1929835 A2 20080611; US 2009211360 A1 20090827; US 8059490 B2 20111115; WO 2007033869 A2 20070329; WO 2007033869 A3 20070621

DOCDB simple family (application)

DE 102005045019 A 20050921; CN 200680034560 A 20060811; EP 06792781 A 20060811; EP 2006065244 W 20060811; US 99220206 A 20060811