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: 157 117 910 patent documents

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139 301 new documents added

1 340 825 documents amended

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EP 0276739 A3 19890426 - LIQUID-COOLED INTERNAL-COMBUSTION ENGINE

Title (en)

LIQUID-COOLED INTERNAL-COMBUSTION ENGINE

Publication

EP 0276739 A3 19890426 (DE)

Application

EP 88100758 A 19880120

Priority

DE 3702028 A 19870124

Abstract (en)

[origin: EP0276739A2] The invention relates to a liquid-cooled internal-combustion engine whose cooling water is circulated by a centrifugal pump. The cooling water pump is driven by an electric motor mounted directly thereon.

IPC 1-7

F01P 5/12

IPC 8 full level

F01P 5/12 (2006.01)

CPC (source: EP)

F01P 5/12 (2013.01)

Citation (search report)

[X] US 2019476 A 19351105 - BROWNLEE DALMAR T
[Y] DE 2048467 A1 19711111 - HANNING ELEKTRO WERKE
[Y] DE 1952352 A1 19710422 - EHEIM GUNTHER
[Y] DE 3534507 A1 19860417 - AVL VERBRENNUNGSKRAFT MESSTECH [AT]
[A] DE 3007640 A1 19810917 - DAIMLER BENZ AG [DE]
[A] DE 2022007 A1 19711202 - PROCESS IND INC

Designated contracting state (EPC)

AT BE CH DE ES FR GB GR IT LI NL SE

DOCDB simple family (publication)

EP 0276739 A2 19880803; EP 0276739 A3 19890426; DE 3702028 A1 19880804; DE 3702028 C2 19970430

DOCDB simple family (application)

EP 88100758 A 19880120; DE 3702028 A 19870124