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Class Information
Number: 181/223
Name: Acoustics > Sound-modifying means > Muffler, fluid conducting type > Silencer for firearms
Description: Subject matter comprising silencer muffler which attenuates explosive sounds generated by small firearms and which have a straight-through passage for the projectile and silencing chambers for the explosive exhaust.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8671818 Firearm discharge gas flow control Mar. 18, 2014
8584794 Firearm sound suppressor with blast deflector Nov. 19, 2013
8579075 Blackout silencer Nov. 12, 2013
8567556 Firearm sound suppressor with inner sleeve Oct. 29, 2013
8561757 Firearm suppressor Oct. 22, 2013
8528691 Silencer for firearm Sep. 10, 2013
8522662 Controlled-unaided surge and purge suppressors for firearm muzzles Sep. 3, 2013
8516941 Interchangeable, modular firearm mountable device Aug. 27, 2013
8511425 Suppressor for attachment to firearm barrel Aug. 20, 2013
8505431 Firearm suppressor with crossbars and inserts Aug. 13, 2013
8505680 Firearm attachment Aug. 13, 2013
8490534 Flash hider Jul. 23, 2013
8490535 Flash and sound suppressor for a firearm Jul. 23, 2013
8485082 Firearm barrel Jul. 16, 2013
8479632 Firearm silencer and methods for manufacturing and fastening a silencer onto a firearm Jul. 9, 2013
8479878 Channeling gas flow tube Jul. 9, 2013
8459405 Firearm sound suppressor with front plate having a tapered bore Jun. 11, 2013
8459406 Mounting apparatus for firearm sound suppressor Jun. 11, 2013
8453789 Firearm sound suppressor with flanged back end Jun. 4, 2013
8439155 Firearm sound suppressor May. 14, 2013
8424441 Firearm suppressor booster system Apr. 23, 2013
8424635 Firearm suppressor with relationally-rotated spacers disposed between baffles Apr. 23, 2013
8418803 Flash suppressor Apr. 16, 2013
8397862 Sound and flash suppressor for firearms Mar. 19, 2013
8307941 Seismic gun assembly for shooting into a bore hole Nov. 13, 2012
8307946 Firearm suppressor with multiple gas flow paths Nov. 13, 2012
8307947 Duct sound damper for a flow machine Nov. 13, 2012
8292025 Firearm sound suppressor Oct. 23, 2012
8286750 Energy capture and control device Oct. 16, 2012
8272306 Adjustable silencer booster with spoked piston engagement shoulder Sep. 25, 2012
8261651 Air or fire rifle with noise dampener Sep. 11, 2012
8196701 Acoustic and heat control device Jun. 12, 2012
8186261 Adjustable muzzle brake May. 29, 2012
8171840 Firearm silencer and methods for manufacturing and fastening a silencer onto a firearm May. 8, 2012
8167084 Sound suppressor May. 1, 2012
8162100 Firearm sound suppressor Apr. 24, 2012
8104570 Suppressor Jan. 31, 2012
8100224 Suppressor with poly-conical baffles Jan. 24, 2012
8096222 Asymmetric firearm silencer with coaxial elements Jan. 17, 2012
8087338 Firearm suppressor with slip and capacitance chambers Jan. 3, 2012
8015908 Firearm silencer and methods for manufacturing and fastening a silencer onto a firearm Sep. 13, 2011
7987944 Firearm sound suppressor baffle Aug. 2, 2011
7931118 Baffle for sound suppression Apr. 26, 2011
7891282 Booster for handgun silencers Feb. 22, 2011
7874238 Asymmetric firearm silencer with coaxial elements Jan. 25, 2011
7856914 Noise suppressor Dec. 28, 2010
7789009 Omni indexing mount primarily for attaching a noise suppressor or other auxiliary device to a firearm Sep. 7, 2010
7711124 Method and device for attenuating the noise generated at the outlet of an exhaust line May. 4, 2010
7661349 Multifunctional firearm muzzle attachment system primarily for attaching a noise suppressor to a firearm Feb. 16, 2010
7610710 Interrupted thread mount primarily for attaching a noise suppressor or other auxiliary device to a firearm Nov. 3, 2009

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