TWINBIRD CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 225
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 266
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 2105
 
  
 
A45D HAIRDRESSING OR SHAVING EQUIPMENT; MANICURING OR OTHER COSMETIC TREATMENT 135
 
  
 
A61H PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY 135
 
  
 
F02G HOT-GAS OR COMBUSTION- PRODUCT POSITIVE-DISPLaCEMENT ENGINE PLANTS 122
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 145
 
  
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 129
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144
 
  
 
0402 TOILET BRUSHES, CLOTHES BRUSHES AND SHOE BRUSHES121

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0030,295 STIRLING CYCLE ENGINEJul 28, 16Feb 02, 17[F02G]
2016/0252,280 STIRLING REFRIGERATORFeb 24, 16Sep 01, 16[F28D, F25B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9267735 DryerMar 23, 12Feb 23, 16[F26B, A45D]
7927294 Massaging deviceJan 19, 07Apr 19, 11[A61H]
D631625 Electric vacuum cleanerDec 15, 09Jan 25, 11[1505]
7692339 Stirling cycle engineFeb 05, 08Apr 06, 10[H02K, F04B]
D569106 Electric shampoo brushMar 05, 07May 20, 08[0402]
7243498 Fin structureNov 23, 04Jul 17, 07[F25B]
7234319 ThermosiphonOct 19, 04Jun 26, 07[F25D]
7122919 Fixation framework for ring-shaped permanent magnetFeb 24, 04Oct 17, 06[H02K]
7055321 Suspension mechanism for stirling cycle engineMay 06, 05Jun 06, 06[F01B]
D518932 Nozzle for electric vacuum cleanerJun 07, 04Apr 11, 06[1505]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0074,490 STIRLING CYCLE ENGINEAbandonedSep 14, 12Mar 28, 13[F02G]
2011/0015,623 CRYOTHERAPY DEVICE AND PROBE FOR CRYOTHERAPYAbandonedOct 31, 08Jan 20, 11[A61B]
2009/0200,320 STORAGE CONTAINERAbandonedApr 17, 09Aug 13, 09[F25B, F25D, B65D]
2009/0182,249 MASSAGING DEVICEAbandonedDec 11, 08Jul 16, 09[A61H]
2008/0234,611 Massaging DeviceAbandonedDec 28, 07Sep 25, 08[A61H]
2006/0288,521 Electric vacuum cleanerAbandonedDec 07, 05Dec 28, 06[A47L]
7150069 Electric vacuum cleanerExpiredDec 01, 03Dec 19, 06[A47L]
7070639 Cyclonic vacuum cleanerExpiredApr 01, 03Jul 04, 06[B01D]
7047594 Cyclonic vacuum cleanerExpiredFeb 20, 03May 23, 06[A47L]
7013954 ThermosiphonExpiredNov 04, 03Mar 21, 06[F28D]
2006/0037,327 Temperature controlling unit and container using the sameAbandonedJul 20, 05Feb 23, 06[F25B]
2005/0268,604 Stirling cycle engineAbandonedJul 07, 04Dec 08, 05[F01B, F02G]
6964179 Portable containerExpiredAug 03, 04Nov 15, 05[F17C, F25B, F25D]
6889403 Cyclonic vacuum cleanerExpiredJan 22, 02May 10, 05[A47L]
6725907 ThermosiphonExpiredJan 14, 03Apr 27, 04[F28D]
6710476 Electromagnetic reciprocal drive mechanismExpiredJul 11, 01Mar 23, 04[H02K]
2004/0040,270 Cyclonic vacuum cleanerAbandonedAug 29, 02Mar 04, 04[A47L]
6668862 Fluid bearing mechanismExpiredApr 23, 02Dec 30, 03[F16K]
2003/0127,480 In-car storage boxAbandonedDec 17, 02Jul 10, 03[B60R]
2003/0111,311 Vibration absorbing unitAbandonedNov 21, 02Jun 19, 03[F16M, F16F]

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