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Lawrence Stevenson Kramer
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Dayton, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Bolt carrier group for direct gas impingement system
Patent number
10,422,596
Issue date
Sep 24, 2019
Kramer Cartridge & Carbine LLC
Lawrence S. Kramer
F41 - WEAPONS
Information
Patent Grant
Direct gas impingement system
Patent number
10,386,140
Issue date
Aug 20, 2019
Kramer Cartridge & Carbine LLC
Lawrence S. Kramer
F41 - WEAPONS
Information
Patent Grant
Cartridge extractor for firearms
Patent number
10,215,518
Issue date
Feb 26, 2019
Kramer Cartridge & Carbine LLC
Lawrence S. Kramer
F41 - WEAPONS
Information
Patent Grant
Method to improve the corrosion resistance of aluminum alloys
Patent number
9,394,596
Issue date
Jul 19, 2016
Concurrent Technologies Corporation
Lawrence S. Kramer
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Cartridges and modifications for M16/AR15 rifle
Patent number
9,121,614
Issue date
Sep 1, 2015
Lawrence S. Kramer
F41 - WEAPONS
Information
Patent Grant
Gas piston system for M16/AR15 rifle or M4 carbine systems
Patent number
8,893,608
Issue date
Nov 25, 2014
Lawrence S. Kramer
F41 - WEAPONS
Information
Patent Grant
Cartridges and modifications for M16/AR15 rifle
Patent number
8,695,260
Issue date
Apr 15, 2014
Lawrence S. Kramer
F42 - AMMUNITION BLASTING
Information
Patent Grant
Method for producing lightweight alloy stock for gun frames
Patent number
6,627,012
Issue date
Sep 30, 2003
Wm. Troy Tack
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing high strength aluminum alloy welded structures
Patent number
6,524,410
Issue date
Feb 25, 2003
Tri-Kor Alloys, LLC
Lawrence Stevenson Kramer
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Al-Cu-Li weld filler alloy, process for the preparation thereof and...
Patent number
5,512,241
Issue date
Apr 30, 1996
Martin Marietta Corporation
Lawrence S. Kramer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High strength Al-Cu-Li-Zn-Mg alloys
Patent number
5,462,712
Issue date
Oct 31, 1995
Martin Marietta Corporation
Timothy J. Langan
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ultrahigh strength Al-Cu-Li-Mg alloys
Patent number
5,259,897
Issue date
Nov 9, 1993
Martin Marietta Corporation
Joseph R. Pickens
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ultra high strength aluminum-base alloys
Patent number
5,211,910
Issue date
May 18, 1993
Martin Marietta Corporation
Joseph R. Pickens
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Aluminum-lithium welding alloys
Patent number
5,122,339
Issue date
Jun 16, 1992
Martin Marietta Corporation
Joseph R. Pickens
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Ultra high strength weldable aluminum-lithium alloys
Patent number
5,032,359
Issue date
Jul 16, 1991
Martin Marietta Corporation
Joseph R. Pickens
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
ARMOUR COMPONENT PRODUCED FROM A 7XXX-SERIES ALUMINIUM ALLOY
Publication number
20240336999
Publication date
Oct 10, 2024
Novelis Koblenz GmbH
Iris Bernstein
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
FLUX CORED BRAZING PREFORMS
Publication number
20210205933
Publication date
Jul 8, 2021
ALERIS ROLLED PRODUCTS GERMANY GMBH
Steven Kirkham
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
MAGAZINE FOR SEMI-AUTOMATIC AND AUTOMATIC FIREARM
Publication number
20200011623
Publication date
Jan 9, 2020
Lawrence S. KRAMER
F41 - WEAPONS
Information
Patent Application
BOLT CARRIER FOR SEMI-AUTOMATIC and AUTOMATIC FIREARM
Publication number
20200011625
Publication date
Jan 9, 2020
Kramer Cartridge & Carbine LLC, dba Kramer Defense
Lawrence S. KRAMER
F41 - WEAPONS
Information
Patent Application
BOLT CARRIER GROUP FOR DIRECT GAS IMPINGEMENT SYSTEM
Publication number
20190072345
Publication date
Mar 7, 2019
Kramer Cartridge & Carbine LLC, dba Kramer Defense
Lawrence S. KRAMER
F41 - WEAPONS
Information
Patent Application
DIRECT GAS IMPINGEMENT SYSTEM
Publication number
20180372435
Publication date
Dec 27, 2018
Kramer Cartridge & Carbine LLC, dba Kramer Defense
Lawrence S. KRAMER
F41 - WEAPONS
Information
Patent Application
CARTRIDGES AND MODIFICATIONS FOR M16/AR15 RIFLE
Publication number
20160123710
Publication date
May 5, 2016
Lawrence S. KRAMER
F41 - WEAPONS
Information
Patent Application
CARTRIDGES AND MODIFICATIONS FOR M16/AR15 RIFLE
Publication number
20160025463
Publication date
Jan 28, 2016
Lawrence S. KRAMER
F42 - AMMUNITION BLASTING
Information
Patent Application
CARTRIDGES AND MODIFICATIONS FOR M16/AR15 RIFLE
Publication number
20140223789
Publication date
Aug 14, 2014
Lawrence S. KRAMER
F41 - WEAPONS
Information
Patent Application
GAS PISTON SYSTEM FOR M16/AR15 RIFLE OR M4 CARBINE SYSTEMS
Publication number
20140076151
Publication date
Mar 20, 2014
Lawrence S. KRAMER
F41 - WEAPONS
Information
Patent Application
Method to Improve the Corrosion Resistance of Aluminum Alloys
Publication number
20120234439
Publication date
Sep 20, 2012
Concurrent Technologies Corporation
Lawrence S. Kramer
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Method for producing lightweight alloy stock for impact extrusion
Publication number
20040025981
Publication date
Feb 12, 2004
William Troy Tack
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...