CHICAGO METALLIC CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
2501 BUILDING MATERIALS332
 
  
 
B27K PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR 18
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 146
 
  
 
E06B FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES 144

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D715460 Thin renovation ceiling tile cover for a blemished existing flat 2′×4′ ceiling tileNov 16, 12Oct 14, 14[2501]
D658785 Self-hanging tegular notched ceiling tileJun 16, 11May 01, 12[2501]
D658786 Self-hanging square edged notched ceiling tileJun 16, 11May 01, 12[2501]
5311719 Metal panels for accessible concealed ceiling systemNov 18, 92May 17, 94[E04B]
5271202 Suspended ceiling system with staked-on connectorsMay 12, 92Dec 21, 93[C04B]
5241799 Open cell lay-in panelDec 10, 91Sep 07, 93[E06B]
5216864 Unique zinc alloy strip design for the inhibition of moss and fungusOct 31, 91Jun 08, 93[B27K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0317,915 Self-Hanging Notched Ceiling TileAbandonedFeb 07, 12Dec 20, 12[E04B]
2008/0148,668 GRID TEE FOR SUSPENDED CEILINGAbandonedFeb 01, 08Jun 26, 08[E04B, E04C]
2007/0028,554 High strength runnerAbandonedAug 04, 06Feb 08, 07[E04B]
5191743 Concealing trim cap assembly for a wall or ceiling panel systemExpiredFeb 12, 91Mar 09, 93[E04B]
5050360 Suspended ceiling panelExpiredApr 18, 90Sep 24, 91[E04B]
5024034 Non-directional suspended ceiling panelsExpiredDec 01, 89Jun 18, 91[E06B]
4991370 Security panel systemExpiredJan 11, 89Feb 12, 91[E04B]
4989387 Ceiling system with staked on connectorsExpiredAug 24, 89Feb 05, 91[E04B]
4987715 Parallel beam systemExpiredMar 31, 86Jan 29, 91[E06B]
4932186 Reinforced beadExpiredApr 06, 89Jun 12, 90[E04B]
4866900 Drywall furring systemExpiredNov 23, 87Sep 19, 89[E04B]
4858408 Hold down clipExpiredJan 20, 88Aug 22, 89[E04B]
4852325 Reinforced beadExpiredJan 13, 89Aug 01, 89[E04B]
4850172 Ceiling or like structural system and splice member thereforExpiredOct 02, 87Jul 25, 89[F16B]
4785595 Fire-rated main runnerExpiredJan 29, 88Nov 22, 88[E04B, E04C]
4736564 Conversion ceiling pan and systemExpiredOct 08, 86Apr 12, 88[E04B]
4712350 Centering arrangement for T members of a suspended ceilingExpiredMay 16, 86Dec 15, 87[E04B]
4677802 Suspended ceiling system and runnerExpiredMar 07, 86Jul 07, 87[E04B]
4640077 Clip for a suspended ceilingExpiredJan 23, 84Feb 03, 87[E04B]
4625470 Openwork screen assemblyExpiredDec 15, 83Dec 02, 86[E04C]

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