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: 158 383 361 patent documents

This week's update (06/09/2024 12:00 CET):

131 418 new documents added

1 347 785 documents amended

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EP 3362711 A4 20190626 - RECIPROCATING EXPANDER VALVE

Title (en)

RECIPROCATING EXPANDER VALVE

Title (de)

HIN- UND HERGEHENDES EXPANDERVENTIL

Title (fr)

CLAPET DE DÉTENDEUR À MOUVEMENT ALTERNATIF

Publication

EP 3362711 A4 20190626 (EN)

Application

EP 16863186 A 20161223

Priority

US 2016068474 W 20161223

IPC 8 full level

F16K 1/36 (2006.01); F01K 23/10 (2006.01); F02G 5/02 (2006.01); F16K 1/42 (2006.01); F16K 39/02 (2006.01)

CPC (source: EP US)

F01K 23/10 (2013.01 - EP US); F02G 5/02 (2013.01 - EP); F16K 1/36 (2013.01 - EP US); F16K 39/022 (2013.01 - EP); F01L 3/20 (2013.01 - US)

Citation (search report)

[XYI] US 2001025656 A1 20011004 - HIDDESSEN RALF [DE], et al
[YA] US 4901531 A 19900220 - KUBO ISOROKU [US], et al
[XYI] US 2490944 A 19491213 - BUCHANAN J D
[XYI] WO 0120209 A1 20010322 - DANFOSS AS [DK], et al
[XAYI] JP S5917078 A 19840128 - AISIN SEIKI
See references of WO 2017079770A1

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

DOCDB simple family (publication)

EP 3362711 A1 20180822; EP 3362711 A4 20190626

DOCDB simple family (application)

EP 16863186 A 20161223