Brentwood Industries, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 452
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 443
 
  
 
B01D SEPARATION 2132
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253
 
  
 
C10J PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES 219
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 224
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 243
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 250

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D804609 Hood for preventing the discharge of debris from a wastewater collection basinFeb 23, 16Dec 05, 17[2301]
9758406 Undulating cross-flow fixed film distribution media with unitarily formed end baffleMar 14, 14Sep 12, 17[C10J, B01J, C02F]
9555390 Snap-lock packing element and assembly thereof for a contact assemblyMay 20, 15Jan 31, 17[B01J, B01F, C02F]
9546830 Composite hanger grid and components, splash bar, assembly thereof and method of assemblyJan 28, 14Jan 17, 17[B23P, F28C, F28F]
9523542 Polymeric coil assembly and method of making the sameApr 04, 14Dec 20, 16[B23P, B29C, F28D, F28F]
8919061 Moisture drainage spacer panel for building wallsJan 29, 09Dec 30, 14[E04B, E04C, E02D]
8690130 Structured sheet cross-flow distribution mediaFeb 17, 10Apr 08, 14[B01F]
8647184 Adjustable width vent baffleJul 29, 08Feb 11, 14[F24F]
8561359 Baffle vent with integral drift blockerAug 27, 08Oct 22, 13[E04B]
8079293 Perforation machine for manufacturing adjustable vent bafflesAug 21, 07Dec 20, 11[B26D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0060,346 Hood for Preventing the Discharge of Debris from a Wastewater Collection BasinAbandonedAug 30, 13Mar 05, 15[B01D]
2013/0327,707 Drive Mechanism for Sludge Collection SystemAbandonedJun 09, 12Dec 12, 13[B01D]
2013/0327,706 Cable-Driven Submerged Sludge Collection SystemAbandonedJun 09, 12Dec 12, 13[C02F, B01D]
2013/0327,728 Process for Collecting Sediment from a Settling TankAbandonedJun 09, 12Dec 12, 13[B01D]
7491325 Biological treatment system and assemblyExpiredOct 20, 06Feb 17, 09[C02F]
2008/0314,823 EXTRUDED LAMELLA SEPARATOR PANEL MODULESAbandonedJun 20, 07Dec 25, 08[B01D]
2006/0105,699 Vent baffle and perforation machineAbandonedNov 01, 05May 18, 06[F24F]
6878280 Wastewater clarification methods and apparatusExpiredApr 16, 03Apr 12, 05[C02F]
6869534 Sludge digestion methods and apparatusExpiredMay 05, 03Mar 22, 05[C02F]
5992644 Plastic flight type water treatment system for rectangular clarifiersExpiredJun 16, 98Nov 30, 99[B01D]
5806658 Composite non-metallic and metallic chain for water treatment systemsExpiredApr 29, 96Sep 15, 98[F16G]
5788837 Plastic flight type water treatment system for rectangular clarifiersExpiredApr 29, 96Aug 04, 98[B01D]
5336417 Bucket grit elevator systemExpiredSep 18, 92Aug 09, 94[B01D]
5295917 Split sprocket with quick locking mechanismExpiredJan 07, 93Mar 22, 94[F16H]
5217788 Corrugated sheet assemblyExpiredMay 11, 92Jun 08, 93[F02M, C10J, B32B, B01D]
4810383 Water treatment system for rectangular clarifiersExpiredFeb 17, 87Mar 07, 89[B01D]
4766997 Bearing for a conveyor chainExpiredDec 24, 86Aug 30, 88[B65G]
4767149 Pickup truck bed linerExpiredApr 21, 87Aug 30, 88[B62D]
4668443 Contact bodiesExpiredNov 25, 85May 26, 87[B01D]
4645598 Water treatment plastic products for rectangular clarifiersExpiredApr 11, 85Feb 24, 87[B01D]

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