WORTHINGTON ARMSTRONG VENTURE

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 927
 
 
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 219
 
 
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 156
 
 
 
E06B FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES 134
 
 
 
F21S NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF 134

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0042,560 Noise damperAug 16, 11Feb 21, 13[E04B]
2009/0126,305 Wall linerMar 12, 08May 21, 09[E04B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6,763,642 Grid for a suspended ceilingJun 10, 02Jul 20, 04[E04B]
6,751,922 Faceted radius gridFeb 25, 03Jun 22, 04[E04C]
6,722,098 Beam for drywall ceilingFeb 21, 02Apr 20, 04[E04B]
6,701,686 Ceiling grid with sealJan 16, 03Mar 09, 04[E04B]
6,523,313 Main beam connectionMar 06, 01Feb 25, 03[E04B]
6,351,919 Compression relief sectionJul 01, 00Mar 05, 02[E04B]
6,305,139 Beam clipAug 01, 98Oct 23, 01[E04B]
6,138,416 BeamNov 12, 98Oct 31, 00[F21S, E04C, E04B]
5,979,055 Process for producing rollformed sectionsDec 23, 96Nov 09, 99[B23P]
5,826,392 Transition member for varying ceiling levelsJun 13, 97Oct 27, 98[E06B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6,446,406 Direct attached gridExpiredSep 08, 00Sep 10, 02[E04B]
6,199,343 Connector assembly for ceiling gridExpiredApr 19, 99Mar 13, 01[E04B]
6,178,712 Locking connection for ceiling grid systemExpiredAug 07, 97Jan 30, 01[E04B]

Top Inventors for This Owner

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