SPECIAL DEVICES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION 1128
 
  
 
F42C AMMUNITION FUZES 715
 
  
 
C06B EXPLOSIVE OR THERMIC COMPOSITIONS 320
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 292
 
  
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS167
 
  
 
C06C DETONATING OR PRIMING DEVICES; FUSES 110

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0174,580 HIGH TEMPERATURE GAS GENERANTDec 16, 15Jun 22, 17[C06B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7239225 Pyrotechnic circuit breakerOct 13, 04Jul 03, 07[H01H]
7124688 Overmolded body for pyrotechnic initiator and method of molding sameDec 08, 00Oct 24, 06[F42B]
7123124 Pyrotechnic circuit breakerOct 17, 03Oct 17, 06[H01H]
7114427 Quick-loosening mechanical linking deviceOct 19, 05Oct 03, 06[B64D]
7047884 Pyrotechnic initiator having output can with encapsulation material retention featureMar 30, 05May 23, 06[F42B]
7004071 Initiator with an internal sleeve retaining a pyrotechnic charge and methods of making sameJul 29, 04Feb 28, 06[F42B]
6964715 High impetus, high burn rate gas generant propellant and seatbelt pretensioner incorporating sameMar 13, 03Nov 15, 05[C06B, F42B]
6941867 Initiator with a slip plane between an ignition charge and an output chargeJul 01, 02Sep 13, 05[F42B]
6915744 Pyrotechnic initiator with on-board control circuitryJul 05, 01Jul 12, 05[C06C, F42C]
6907827 Pyrotechnic initiator having output can with encapsulation material retention featureNov 14, 02Jun 21, 05[F42B, F42C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0323,295 IGNITER WITH A LOCKED CONSOLIDATED POWDER CHARGEAbandonedJul 20, 15Nov 12, 15[F42B]
2012/0234,162 PYROTECHNIC ACTUATOR AND METHOD OF ACTUATING A PYROTECHNIC ACTUATORAbandonedMar 15, 11Sep 20, 12[F42B]
2012/0234,193 IGNITER WITH A LOCKED CONSOLIDATED POWDER CHARGEAbandonedMar 17, 11Sep 20, 12[F42D]
7013807 Current modulation-based communication for slave deviceWithdrawnFeb 01, 05Mar 21, 06[F23Q]
2005/0193,914 Constant-current, rail-voltage regulated charging electronic detonatorAbandonedApr 06, 05Sep 08, 05[F23Q]
2005/0188,871 Firing-readiness capacitance check of a pyrotechnic device such as an electronic detonatorAbandonedApr 12, 05Sep 01, 05[F23Q, F42C]
2005/0190,525 Status flags in a system of electronic pyrotechnic devices such as electronic detonatorsAbandonedJul 15, 03Sep 01, 05[F23Q]
2005/0011,390 ESD-resistant electronic detonatorAbandonedJul 15, 03Jan 20, 05[F42B]
6779456 Initiator with a bridgewire configured in an enhanced heat-sinking relationshipExpiredJul 01, 02Aug 24, 04[F42B]
2004/0043,652 Initiator having integral features for orienting and holding an insertable electrical shuntAbandonedAug 30, 02Mar 04, 04[H01R]
2004/0000,248 Initiator with a bridgewire in contact with slurry-loaded pyrotechnic charge at a position of relatively low void formationAbandonedJul 01, 02Jan 01, 04[F42B]
2003/0221,575 Detonator utilizing features of automotive airbag initiatorsAbandonedMay 29, 02Dec 04, 03[F42B, F42C]
2003/0221,576 Detonator with an ignition element having a transistor-type sealed feedthroughAbandonedMay 29, 02Dec 04, 03[F42B, F42C]
2003/0221,577 Standalone ignition subassembly for detonatorsAbandonedMay 29, 02Dec 04, 03[F42B, F42C]
2003/0221,578 Detonator with onboard electronics mechanically connected to ignition elementAbandonedMay 29, 02Dec 04, 03[F42B]
2003/0192,446 Header with overlying eyeletAbandonedApr 16, 02Oct 16, 03[F42C]
2002/0069,781 Recessed glass header for pyrotechnic initiatorsAbandonedDec 07, 00Jun 13, 02[F42B, F42C]
5993578 Method of drying pyrotechnic compositionsExpiredApr 15, 98Nov 30, 99[D03D, C06B]
5099762 Electrostatic discharge immune electric initiatorExpiredDec 05, 90Mar 31, 92[F42B]
5013318 Medical instrument for measuring depth of fastener hold in boneExpiredJul 31, 90May 07, 91[A61F, A61B]

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