BARNSTEAD/THERMOLYNE CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 665
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 4202
 
  
 
B01D SEPARATION 3131
 
  
 
A21B BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING 217
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240
 
  
 
F23B METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL 29
 
  
 
F23J REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 215
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 282
 
  
 
B01L CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE 157
 
  
 
B09B DISPOSAL OF SOLID WASTE 110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7686285 Environmental chamber and ultrasonic nebulizer assembly thereforMar 23, 05Mar 30, 10[B01F]
7401501 Method and apparatus for determining liquid absorption of aggregateJan 17, 06Jul 22, 08[G01N]
6486475 Method and apparatus for determining liquid absorption of aggregateAug 22, 00Nov 26, 02[E01C]
6058247 Heating element for unplumbed sterilizerOct 24, 97May 02, 00[F27D, A21B, B01D]
6033629 Ashing furnaceMar 18, 98Mar 07, 00[G01N]
5988435 Fluid dispensing systemJul 09, 97Nov 23, 99[B67B]
5943969 Ashing furnace and methodMay 29, 98Aug 31, 99[F23G, F23B, A21B]
5874667 Block-type heater assembly for isothermally heating samples with observation accessJun 27, 97Feb 23, 99[G01N]
5862958 Bottle top dispenserMar 21, 97Jan 26, 99[B65D]
5826520 Apparatus and process for high temperature cleaning of organic contaminants from fragile parts in a self-inerting atmosphere at below the temperature of combustionJul 30, 96Oct 27, 98[B09B, F23B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0081,606 Stirring hot plateAbandonedNov 21, 05Apr 20, 06[H05B]
6986279 Method and apparatus for determining liquid absorption of aggregateExpiredSep 19, 03Jan 17, 06[G01N]
2005/0183,582 Controls for magnetic stirrer and/or hot plateAbandonedFeb 24, 05Aug 25, 05[A47J]
2004/0118,780 Water purification system and methodAbandonedDec 20, 02Jun 24, 04[B01D]
2003/0094,574 Method and apparatus for determining liquid absorption of aggregateAbandonedNov 14, 02May 22, 03[G01J]
6391258 Pressure vessel having electromechanical latching mechanismExpiredOct 07, 99May 21, 02[E05C, E05F, A61L]
6273134 Sterilizer valveExpiredNov 01, 99Aug 14, 01[F16K]
6191398 Dry bath temperature control and methodExpiredSep 10, 99Feb 20, 01[H05B]
5978334 Sampling timing for a reflected write signalExpiredOct 24, 97Nov 02, 99[G11B]
5879516 Kugelrohr or distillation apparatusExpiredFeb 29, 96Mar 09, 99[B01D]
5828008 Fastener assembly for establishing a mechanical and electrical connection to coated metalExpiredFeb 06, 97Oct 27, 98[H01B]
5391361 Condensate separatorExpiredJan 23, 91Feb 21, 95[A61L]
5390322 Apparatus and method for retaining cycle memory in electronic sterilizer controlsExpiredFeb 01, 91Feb 14, 95[G06F]
D347258 Front panel for a water purifierExpiredSep 24, 92May 24, 94[]
5313738 Closure for doors used with small and medium sized pressure vesselsExpiredJan 22, 91May 24, 94[E05B]
5277875 Self-contained sterilizer with duty-cycle heaterExpiredSep 26, 89Jan 11, 94[G05D, A61L]
5273157 Handle for surgery lampExpiredDec 13, 90Dec 28, 93[B65D]
5270948 Control means including a diagnostic operating mode for a sterilizerExpiredFeb 01, 91Dec 14, 93[G06F]
5258921 Automated purge control of sterilizersExpiredJan 31, 91Nov 02, 93[G06F, A61L]
D334624 Chemical dryerExpiredMay 06, 91Apr 06, 93[]

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