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Class Information
Number: 42/76.02
Name: Firearms > Barrels > Materials or coatings
Description: Subject matter comprising the substance of which the barrel is made of compositions for treating the surface or the barrel.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7197986 |
Composite steel and ceramic gun barrels |
Apr. 3, 2007 |
| 7182014 |
Gun barrel for launching projectiles |
Feb. 27, 2007 |
| 7152357 |
Composite firearm barrel assemblies |
Dec. 26, 2006 |
| 7140140 |
Choke tube |
Nov. 28, 2006 |
| 7013592 |
Guns with exterior surface configured barrels |
Mar. 21, 2006 |
| 6889464 |
Composite structural member |
May. 10, 2005 |
| 6789454 |
Gun barrel for launching large projectiles |
Sep. 14, 2004 |
| 6782650 |
Nodular nickel boron coating |
Aug. 31, 2004 |
| 6758004 |
Firearm barrel manufacturing methods and barrel assemblies |
Jul. 6, 2004 |
| 6711819 |
Scandium containing aluminum alloy firearm |
Mar. 30, 2004 |
| 6701656 |
Weapon barrel having a hard chromium inner layer |
Mar. 9, 2004 |
| 6615702 |
Gun barrel |
Sep. 9, 2003 |
| 6594936 |
Method for lining a gun barrel |
Jul. 22, 2003 |
| 6576598 |
Ballistics conditioning |
Jun. 10, 2003 |
| 6557289 |
Scandium containing aluminum alloy firearm |
May. 6, 2003 |
| 6511710 |
Method of internally coating a weapon barrel by a plasma flame |
Jan. 28, 2003 |
| 6497065 |
Firearm barrel having protective sleeve |
Dec. 24, 2002 |
| 6467213 |
Method of providing a weapon barrel with an internal hard chromium layer |
Oct. 22, 2002 |
| 6457274 |
Composite tube for gun barrel |
Oct. 1, 2002 |
| 6412390 |
Low impulse firing adapter for combination gas and recoil operated weapons |
Jul. 2, 2002 |
| 6381893 |
Weapon barrel having a hard chromium inner layer |
May. 7, 2002 |
| 6352740 |
Method of coating an inner surface of a weapon barrel |
Mar. 5, 2002 |
| 6230429 |
Composite tube for gun barrel |
May. 15, 2001 |
| 6189431 |
Small caliber gun barrel |
Feb. 20, 2001 |
| 6183820 |
Method of internally coating a metal tube by explosive evaporation of the coating substance |
Feb. 6, 2001 |
| 6158158 |
Method of frictionally bonding a liner to an outer tube of a weapon barrel |
Dec. 12, 2000 |
| 5915937 |
Primarily independent composite/metallic gun barrel |
Jun. 29, 1999 |
| 5856631 |
Gun barrel |
Jan. 5, 1999 |
| 5804756 |
Composite/metallic gun barrel having matched coefficients of thermal expansion |
Sep. 8, 1998 |
| 5692334 |
Primarily independent composite/metallic gun barrel |
Dec. 2, 1997 |
| 5669168 |
Firearm recoil pad |
Sep. 23, 1997 |
| 5664359 |
Rifled weapon barrel and method of making the same |
Sep. 9, 1997 |
| 5657568 |
Composite/metallic gun barrel having a differing, restrictive coefficient of thermal expansion |
Aug. 19, 1997 |
| 5600912 |
Composite tube for a gun barrel |
Feb. 11, 1997 |
| 5590485 |
Rib for firearm and method of making a barrel with rib |
Jan. 7, 1997 |
| 5581928 |
Gun barrel having an erosion-reducing lining |
Dec. 10, 1996 |
| 5565643 |
Composite decoppering additive for a propellant |
Oct. 15, 1996 |
| H1365 |
Hybrid gun barrel |
Nov. 1, 1994 |
| 5285592 |
Motor case with composite overwrap and method |
Feb. 15, 1994 |
| 5214234 |
Composite reinforced gun barrels |
May. 25, 1993 |
| 5212328 |
Nonmetallic gun barrel |
May. 18, 1993 |
| 5196637 |
Nonmetallic gun barrel |
Mar. 23, 1993 |
| 5189245 |
Thermally and mechanically stable muzzle reference system collimator assembly |
Feb. 23, 1993 |
| 5183958 |
Nonmetallic gun barrel |
Feb. 2, 1993 |
| 5125179 |
Nonmetallic tubular structure |
Jun. 30, 1992 |
| 5054224 |
Apparatus and method for a composite polymer rifling disposable gun tube |
Oct. 8, 1991 |
| 5015609 |
Ceramic composite structures having intrinsically fitted encasement members thereon and methods of making the same |
May. 14, 1991 |
| 4982648 |
Gun barrel cooling arrangement |
Jan. 8, 1991 |
| 4911060 |
Reduced weight gun tube |
Mar. 27, 1990 |
| 4858534 |
Ballistic lubricating and process |
Aug. 22, 1989 |
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