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Class Information
Number: 102/491
Name: Ammunition and explosives > Shells > Shrapnel
Description: Subject matter wherein the shell has a number of small missiles or fragments which are scattered by the explosive charge of the shell or the shell has scorings or other formations to render the shell readily fragmentable by the explosive charge.










Sub-classes under this class:

Class Number Class Name Patents
102/492 Focused fragmentation 58
102/494 Multiple fragments 78
102/493 Structurally weakened casing 60


Patents under this class:
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Patent Number Title Of Patent Date Issued
8661982 Adaptable smart warhead and method for use Mar. 4, 2014
8607708 Impact igniting incendiary device for projectiles Dec. 17, 2013
8413585 Projectile Apr. 9, 2013
8408139 Projectile Apr. 2, 2013
8387539 Sculpted reactive liner with semi-cylindrical linear open cells Mar. 5, 2013
8365671 Adaptable smart warhead charge and method for use Feb. 5, 2013
8276520 Adaptive fragmentation mechanism to enhance lethality Oct. 2, 2012
8272329 Selectable lethality warhead patterned hole fragmentation insert sleeves Sep. 25, 2012
8250986 Thermal enhanced blast warhead Aug. 28, 2012
8176849 Warhead comprised of encapsulated green fragments of varied size and shape May. 15, 2012
8047136 Projectile for simulating multiple ballistic impacts Nov. 1, 2011
8033223 Selectable effect warhead Oct. 11, 2011
7886667 More safe insensitive munition for producing a controlled fragmentation pattern Feb. 15, 2011
7845282 Selectable effect warhead Dec. 7, 2010
H2236 Method for defeating a warhead that carries submunitions Apr. 6, 2010
7614348 Weapons and weapon components incorporating reactive materials Nov. 10, 2009
7383775 Reactive munition in a three-dimensionally rigid state Jun. 10, 2008
7363862 Multi-purpose single initiated tandem warhead Apr. 29, 2008
7347906 Variable output and dial-a-yield explosive charges Mar. 25, 2008
7231876 Projectiles possessing high penetration and lateral effect with integrated disintegration arrangement Jun. 19, 2007
7040235 Kinetic energy rod warhead with isotropic firing of the projectiles May. 9, 2006
6931994 Tandem warhead Aug. 23, 2005
6883435 Penetrator Apr. 26, 2005
6789484 Projectile or war-head Sep. 14, 2004
6772695 Projectile or war-head Aug. 10, 2004
6772696 Projectile or war-head Aug. 10, 2004
6659013 Projectile or war-head Dec. 9, 2003
6615738 Fragmentation explosive munition element Sep. 9, 2003
6598534 Warhead with aligned projectiles Jul. 29, 2003
6283036 Variable output warhead Sep. 4, 2001
5939664 Heat treatable tungsten alloys with improved ballistic performance and method of making the same Aug. 17, 1999
5939663 Method for dispersing a jet from a shaped charge liner via multiple detonators Aug. 17, 1999
5852256 Non-focusing active warhead Dec. 22, 1998
5763819 Obstacle piercing frangible bullet Jun. 9, 1998
5760331 Non-lead, environmentally safe projectiles and method of making same Jun. 2, 1998
5691502 Low velocity radial deployment with predeterminded pattern Nov. 25, 1997
5661254 System for protecting a target from missiles Aug. 26, 1997
5652408 Explosive projectile Jul. 29, 1997
5648637 Multi-disk shell Jul. 15, 1997
5535679 Low velocity radial deployment with predetermined pattern Jul. 16, 1996
5337673 Controlled fragmentation warhead case Aug. 16, 1994
5243916 Explosive munition component of low vulnerability, comprising a dual composition explosive charge and process for obtaining a fragmentation effect Sep. 14, 1993
5229542 Selectable fragmentation warhead Jul. 20, 1993
5191169 Multiple EFP cluster module warhead Mar. 2, 1993
5166471 Warhead incorporating high-density particles Nov. 24, 1992
5148750 Unitary projectile Sep. 22, 1992
5000094 Shotgun cartridge with explosive shell Mar. 19, 1991
4974516 Fragmentation bomb Dec. 4, 1990
4970960 Anti-material projectile Nov. 20, 1990
4947754 System and method for penetrating orbiting targets Aug. 14, 1990

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