IPC Subgroup
E06B 7/21 with sealing strip movable in plane of wing
Introduced: July 1974
Last revised: January 2006
Full Title
Special arrangements or measures in connection with doors or windows > Sealing arrangements on wings or parts co-operating with the wings > by means of movable edgings, e.g. draught sealings additionally used for bolting > automatically withdrawn when the wing is opened > with sealing strip movable in plane of wing
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS, IN GENERAL; LADDERS
- Subclass:
- FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
Top Applicants
Top 10 applicants by patent filingsfor class E06, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 1,398
- YKK AP 1,252
- LIXIL CORPORATION 1,235
- SAINT-GOBAIN GLASS FR 1,133
- BUNKA SHUTTER COMPANY 839
- HUNTER DOUGLAS US 812
- SANKYOTATEYAMA 796
- SANWA SHUTTER CORPORATION 699
- VKR HOLDING DK 579
- VIEW US 557