Tannas Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 16190
 
  
 
C10M LUBRICATING COMPOSITIONS 247
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 244
 
  
 
A23G COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF 129
 
  
 
A47B TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE 151
 
  
 
B01D SEPARATION 1133
 
  
 
B01L CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE 157
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 161
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0205,355 Grease OxidationNov 06, 14Jul 20, 17[G01N]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8975083 Oil life measurementOct 09, 13Mar 10, 15[G01N]
8679405 Rotatable bombOct 23, 09Mar 25, 14[G01N]
7678328 Rotatable bombDec 07, 04Mar 16, 10[G01N]
D476247 PycnometerOct 01, 02Jun 24, 03[1004]
6463793 Extended range Scanning Brookfield techniquesMay 04, 00Oct 15, 02[G01N]
6282948 Rotary viscometry with a low heat-transmissible spindleOct 26, 99Sep 04, 01[G01N, F25D]
6083380 Fluid coalescing method and apparatusApr 20, 95Jul 04, 00[B01L, C10G, B01D]
6009748 Rapidly cyclable foam testing ovenJul 24, 98Jan 04, 00[H05B, G01N]
5922973 Noack-type test unitJul 11, 97Jul 13, 99[A47B, G01N]
D406778 Test unit for volatilization and collection of oilMar 26, 98Mar 16, 99[1004]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8490464 Testing for gas in liquidExpiredJan 21, 10Jul 23, 13[G01N]
5824886 Foam testerExpiredJan 13, 97Oct 20, 98[H05B, G01N]
5681985 Stator connectorExpiredJul 16, 96Oct 28, 97[G01N]
5660362 Pivoting leveling standExpiredMay 07, 96Aug 26, 97[F16M]
5614152 Temperature control chimneyExpiredApr 20, 95Mar 25, 97[B01L]
D376113 Collar housing for a rotor-stator adaptor for sensitive rotating viscometersExpiredAug 09, 95Dec 03, 96[]
5548994 Stator connectorExpiredJun 07, 95Aug 27, 96[G01N]
5517850 Rotor-stator adapters with internally threaded stator collar externally threaded nut for sensitive rotating viscometersExpiredNov 08, 94May 21, 96[F16B, G01N]
5513517 Rotor-stator adapter for sensitive rotating viscometersExpiredSep 20, 94May 07, 96[G01N]
D367824 Sensitive rotating viscometer instrument with a staggered multiple head arrayExpiredNov 08, 94Mar 12, 96[]
D367016 Sensitive rotating viscometer instrument with a winged multiple head arrayExpiredNov 08, 94Feb 13, 96[]
D364351 Collar housing for a rotor-stator adaptor for sensitive rotating viscometersExpiredNov 08, 94Nov 21, 95[]

Top Inventors for This Owner

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