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: 157 337 350 patent documents

This week's update (19/07/2024 12:00 CET):

219 431 new documents added

1 247 852 documents amended

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EP 0253453 B1 19901010 - DRIVABLE COVER LAYER FOR A FLAT ROOF OR THE LIKE

Title (en)

DRIVABLE COVER LAYER FOR A FLAT ROOF OR THE LIKE

Publication

EP 0253453 B1 19901010 (EN)

Application

EP 87201355 A 19870715

Priority

NL 8601865 A 19860716

Abstract (en)

[origin: EP0253453A2] The invention relates to a drivable cover layer for a flat roof or the like, comprising an insulating layer and/or a water-tight layer and a drivable top layer positioned there above, existing of a sheet-like upper layer and an elastic lower layer connected to said upper layer along its entire surface and being supported by the insulating layer and/or water-tight layer.

IPC 1-7

E04D 11/02

IPC 8 full level

E04D 11/02 (2006.01)

CPC (source: EP)

E04D 11/02 (2013.01)

Designated contracting state (EPC)

BE DE FR GB NL

DOCDB simple family (publication)

EP 0253453 A2 19880120; EP 0253453 A3 19880330; EP 0253453 B1 19901010; DE 3765480 D1 19901115; NL 8601865 A 19880216

DOCDB simple family (application)

EP 87201355 A 19870715; DE 3765480 T 19870715; NL 8601865 A 19860716