Global Patent Index - EP 4077129 A1

EP 4077129 A1 20221026 - CONTAMINATION PROTECTION FOR RIBLET FILMS

Title (en)

CONTAMINATION PROTECTION FOR RIBLET FILMS

Title (de)

VERSCHMUTZUNGSSCHUTZ FÜR RIBLET-FOLIEN

Title (fr)

PROTECTION CONTRE UNE CONTAMINATION POUR FILMS RIBLET

Publication

EP 4077129 A1 20221026 (DE)

Application

EP 20833781 A 20201216

Priority

  • DE 102019135084 A 20191219
  • EP 2020086401 W 20201216

Abstract (en)

[origin: WO2021122731A1] The invention relates to a contamination protection (10) for the edges of riblet films (2) which are adhered to a surface (1) and have riblets (4) formed on the top side (3') of a film layer (3) and an adhesive layer on the bottom side. The contamination protection (10) comprises an edge protection (11, 12) which is formed directly on a riblet film (2) adhered to a surface (1) such that the edge protection (11, 12) covers the adhesive layer (5) of the riblet film (2) but does not protrude beyond the top side (3') of the riblet film (2).

IPC 8 full level

B64C 21/10 (2006.01); B64F 5/10 (2017.01); F15D 1/00 (2006.01)

CPC (source: EP US)

B32B 3/30 (2013.01 - US); B64C 21/10 (2013.01 - EP US); B64F 5/10 (2016.12 - EP US); C09D 5/03 (2013.01 - US); F15D 1/0035 (2013.01 - US); B32B 2255/20 (2013.01 - US); B32B 2255/26 (2013.01 - US); B64C 2230/26 (2013.01 - EP US); F15D 1/0035 (2013.01 - EP)

Citation (search report)

See references of WO 2021122731A1

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

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

DE 102019135084 A1 20210624; CN 114829252 A 20220729; EP 4077129 A1 20221026; US 2023024245 A1 20230126; WO 2021122731 A1 20210624

DOCDB simple family (application)

DE 102019135084 A 20191219; CN 202080087034 A 20201216; EP 2020086401 W 20201216; EP 20833781 A 20201216; US 202017785404 A 20201216