CFM CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0011,286 Heat activated air shutter for fireplace and related methodsAbandonedFeb 23, 07Jan 17, 08[F24B]
2007/0169,771 Heat activated air shutter for fireplaceAbandonedJul 19, 06Jul 26, 07[F24B]
2007/0057,509 Vent lockAbandonedJul 19, 06Mar 15, 07[F16L]
2005/0097,792 Apparatus and method for simulation of combustion effects in a fireplaceAbandonedNov 06, 03May 12, 05[G09F]
6042725 Water filter cartridgeExpiredApr 20, 98Mar 28, 00[B01D]
5052370 Gas burner assembly including emberizing materialExpiredMar 12, 91Oct 01, 91[F24C]
D306204 Fireplace mantleExpiredMar 03, 88Feb 20, 90[]
D305930 Fireplace mantleExpiredMar 03, 88Feb 06, 90[]
D305931 Fireplace mantleExpiredMar 03, 88Feb 06, 90[]
4838240 Fireplace gas burner assemblyExpiredMar 16, 88Jun 13, 89[F24C]

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