EP 3999696 A1 20220525 - INTERLOCKING GYPSUM BUILDING SURFACE PRODUCTS, METHODS OF MANUFACTURE, AND INTERLOCKING GYPSUM BUILDING SURFACE SYSTEMS
Title (en)
INTERLOCKING GYPSUM BUILDING SURFACE PRODUCTS, METHODS OF MANUFACTURE, AND INTERLOCKING GYPSUM BUILDING SURFACE SYSTEMS
Title (de)
INEINANDERGREIFENDE GIPSBAUFLÄCHENPRODUKTE, VERFAHREN ZU IHRER HERSTELLUNG UND INEINANDERGREIFENDE GIPSBAUFLÄCHENSYSTEME
Title (fr)
PRODUITS DE SURFACE DE CONSTRUCTION EN GYPSE À EMBOÎTEMENT, PROCÉDÉS DE FABRICATION ET SYSTÈMES DE SURFACE DE CONSTRUCTION EN GYPSE À EMBOÎTEMENT
Publication
Application
Priority
- US 201962875238 P 20190717
- US 2020042501 W 20200717
Abstract (en)
[origin: WO2021011860A1] The present disclosure relates generally to building surface products, for example, panels suitable for forming a building surface. The present disclosure relates more particularly to a building surface product including a gypsum panel with an upper edge that overlaps a lower edge of a neighboring gypsum panel.
IPC 8 full level
E04F 13/08 (2006.01); E04B 1/94 (2006.01); E04C 2/296 (2006.01)
CPC (source: EP)
E04C 2/043 (2013.01); E04C 2/38 (2013.01); E04C 2/526 (2013.01); E04C 2002/004 (2013.01); E04F 13/04 (2013.01); E04F 13/083 (2013.01); E04F 2201/026 (2013.01)
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
DOCDB simple family (publication)
WO 2021011860 A1 20210121; CN 114269998 A 20220401; CN 114269998 B 20230926; EP 3999696 A1 20220525; EP 3999696 A4 20231115
DOCDB simple family (application)
US 2020042501 W 20200717; CN 202080058308 A 20200717; EP 20840960 A 20200717