Construction Specialties, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E04H BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL 327
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 224
 
  
 
A47L DOMESTIC WASHING OR CLEANING 159
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
E01D BRIDGES 114
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 146
 
  
 
E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS 126
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7886501 Door edge constructionJun 15, 06Feb 15, 11[E04C]
7775013 Door edge constructionDec 22, 06Aug 17, 10[E04C]
D483977 Mat/tile arrangementJan 14, 02Dec 23, 03[0611]
D479004 HandrailSep 13, 02Aug 26, 03[2501]
6508458 Rail and supports thereofMay 31, 01Jan 21, 03[E04H]
6499265 Expansion joint coverAug 28, 01Dec 31, 02[E01D]
6434779 Foot matJul 05, 00Aug 20, 02[E04F, B32B]
D454207 HandrailSep 14, 00Mar 05, 02[2502]
5666775 Expansion joint coverDec 06, 95Sep 16, 97[E04B]
5288048 Ergonomic handrailMar 23, 92Feb 22, 94[E04H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6625950 Wall protection assembliesExpiredOct 23, 00Sep 30, 03[E04F]
6557832 Handrail and end member assemblyExpiredMay 24, 01May 06, 03[E04H]
D332149 MoldingExpiredDec 27, 90Dec 29, 92[]
5170603 Wall panel systemExpiredDec 27, 90Dec 15, 92[E04B]
5123224 Drainable louverExpiredJan 02, 91Jun 23, 92[E06B]
5048249 Gasket for flush expansion joint coverExpiredDec 26, 90Sep 17, 91[E04B, E01C]
5048253 Louver with maximum free areaExpiredJan 02, 91Sep 17, 91[E06B]
4877672 Floor mat with rigid rails joined by living hingesExpiredOct 11, 88Oct 31, 89[E04C, B32B]
4866896 Panel wall systemExpiredApr 26, 88Sep 19, 89[E04B, E04H]
4622794 Panel wall systemExpiredJan 17, 83Nov 18, 86[E04B]
4506484 Panel wall systemExpiredJun 23, 83Mar 26, 85[E04B]
4295315 Expansion joint coverExpiredOct 23, 78Oct 20, 81[E04B]
4271650 Expansion joint coverExpiredNov 22, 78Jun 09, 81[E01C, E04F]
4200261 Handrail and crash railExpiredDec 18, 78Apr 29, 80[E04H]
4196552 Crash railExpiredOct 10, 78Apr 08, 80[E04F]
4182093 GrilleExpiredApr 12, 78Jan 08, 80[E04C]

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