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: 155 263 406 patent documents

This week's update (19/04/2024 12:00 CET):

215 613 new documents added

1 342 057 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 0972145 A1 20000119 - PLANETARY GEAR

Title (en)

PLANETARY GEAR

Title (de)

UMLAUFGETRIEBE

Title (fr)

ENGRENAGE PLANETAIRE

Publication

EP 0972145 A1 20000119 (EN)

Application

EP 98904441 A 19980205

Priority

NO 9800040 W 19980205
NO 970505 A 19970205

Abstract (en)

[origin: WO9835172A1] Planetary gear for the transfer of a controlled torque from an input shaft (1) to an output shaft (2), the torque corresponding with the instantaneous torque demand on the output shaft (2), where the input shaft (1) is connected with a house (3) having a first planetary gear (6, 14) and the output shaft (2) being connected with said house (3) by a second planetary gear (13).

IPC 1-7

F16H 15/50

IPC 8 full level

F16H 3/72 (2006.01)

CPC (source: EP)

F16H 3/721 (2013.01)

Citation (search report)

See references of WO 9835172A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB IE IT LI NL PT SE

DOCDB simple family (publication)

WO 9835172 A1 19980813; AU 6231198 A 19980826; EP 0972145 A1 20000119; NO 970505 D0 19970205

DOCDB simple family (application)

NO 9800040 W 19980205; AU 6231198 A 19980205; EP 98904441 A 19980205; NO 970505 A 19970205