SHAFFER MANUFACTURING CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 438
 
  
 
A21C MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH313
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9894904 Bowl cooling jacket for industrial mixersDec 28, 15Feb 20, 18[F28D, F28F, F25D, A21C]
9295956 Refrigerated agitator assembly for mixersSep 29, 10Mar 29, 16[B01F]
8708549 Mixing bowl cooling jacket with turbulence inducing structuresSep 25, 09Apr 29, 14[B01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8353621 Bowl cooling jacket for mixersExpiredSep 28, 09Jan 15, 13[B01F]
7182969 Apparatus and method for continuous rework fermentationExpiredJul 06, 05Feb 27, 07[A21D]
2006/0034,148 High speed mixerAbandonedAug 11, 05Feb 16, 06[A21C]
6743457 Reprocessed batter and method for continuous rework fermentationExpiredMar 23, 01Jun 01, 04[A21D]
6663336 Trough lifting mechanismExpiredMay 04, 01Dec 16, 03[B65G]
6238165 Trough lifting mechanismExpiredOct 15, 99May 29, 01[B65G]
5919495 Dough transfer hopperExpiredSep 17, 97Jul 06, 99[A21C]

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