Class F42B : EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION
Subclass 1/032: Explosive charges characterised by form or shape but not dependent on shape of container Shaped or hollow charges (blasting cartridges with cavities in the charge F42B 3/08; oil-winning using shaped-charge perforators E21B 43/116) characterised by the material of the liner
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12235088 | Shaped charge warhead and a method for producing said warhead | Apr 26, 23 | Feb 25, 25 | TECHDYN ENGINEERING SOCIETA' A RESPONSABILITA' LIMITATA—AZIENDA SPIN-OFF ACCADEMICO DELL'UNIVERSITA' DEGLI STUDI DI CASSINO |
| 12091948 | Non-detonable shaped charge and activation | Dec 16, 22 | Sep 17, 24 | Dowell -- A Division of Schlumberger Technology Corporation |
| 12083592 | Shaped charge liner with nanoparticles | Sep 24, 20 | Sep 10, 24 | Halliburton Energy Services, Inc. |
| 12072170 | Shaped charge assembly | Jan 21, 20 | Aug 27, 24 | SAAB AB |
| 12061073 | Warhead and method of producing same | Mar 09, 20 | Aug 13, 24 | BAE Systems Bofors AB |
| 11965719 | Segment pressing of shaped charge powder metal liners | May 10, 22 | Apr 23, 24 | Halliburton Energy Services, Inc. |
| 11933148 | Tri-angled liner with jet shaper | Jun 12, 20 | Mar 19, 24 | Hunting Titan, Inc. |
| 11933580 | Shaped charges for focusing a fluid mass | Feb 08, 21 | Mar 19, 24 | The United States of America as represented by the Federal Bureau of Investigation, Department of Justice |
| 11766809 | Method of forming pre-defined recess in cured or cast explosive composition | Mar 01, 19 | Sep 26, 23 | Bae Systems PLC |
| 11719516 | Method of blasting using jet units charged in a blast-hole | Oct 20, 19 | Aug 08, 23 | Not available |
| 11719517 | Compact energetic-breaching apparatus | Feb 18, 22 | Aug 08, 23 | P3D SOLUTIONS, INC. |
| 11662185 | Amorphous shaped charge component and manufacture | Oct 09, 18 | May 30, 23 | Dowell -- A Division of Schlumberger Technology Corporation |
| 11525652 | Preparation method of uniform low stress cone shaped charge liner | Dec 05, 18 | Dec 13, 22 | No.59 Research Institute of China Ordnance Industry |
| 11519062 | Gradient control method for microstructure ultrafine crystallization of deep cone copper shaped charge liner | Mar 05, 19 | Dec 06, 22 | No.59 Research Institute of China Ordnance Industry |
| 11340047 | Shaped charge liner, shaped charge for high temperature wellbore operations and method of perforating a wellbore using same | Sep 07, 18 | May 24, 22 | DynaEnergetics Europe GmbH |
| 11306565 | Firing stand for shaped charges | Feb 22, 19 | Apr 19, 22 | The Secretaiy of State for Defence |
| 11255646 | Compact energetic-breaching apparatus | Jun 19, 20 | Feb 22, 22 | P3D SOLUTIONS, INC. |
| 11255168 | Perforating system with an embedded casing coating and erosion protection liner | Mar 29, 21 | Feb 22, 22 | DynaEnergetics Europe GmbH |
| 11162766 | Shaped charge liner and method for production thereof | Nov 23, 18 | Nov 02, 21 | SAAB AB |
| 11112221 | Oil well perforators | Apr 22, 20 | Sep 07, 21 | QINETIQ LIMITED |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0027,743 | HALF PIPE DISRUPTER | Jul 18, 24 | Jan 23, 25 | Not available |
| 2024/0384,630 | OVERMOLDED SHAPED CHARGE AND METHODS OF USE | May 15, 24 | Nov 21, 24 | Not available |
| 2024/0230,288 | BIG HOLE CHARGE FOR PLUG AND ABANDONMENT | Jun 09, 22 | Jul 11, 24 | Damorphe |
| 2024/0210,148 | LINER FOR A SHAPED CHARGE AND METHOD FOR MANUFACTURING A LINER | Apr 19, 22 | Jun 27, 24 | Not available |
| 2024/0167,797 | PROPELLANT CHARGE AND CANNON SHELL THEREWITH | Mar 24, 21 | May 23, 24 | Not available |
| 2024/0133,662 | BIG HOLE CHARGE FOR PLUG AND ABANDONMENT | Jun 08, 22 | Apr 25, 24 | Damorphe |
| 2024/0068,767 | SURFACE MATERIAL ATTENUATION OF RAREFACTION SHOCK WAVES TO ENHANCE SHAPED-CHARGES | Dec 28, 22 | Feb 29, 24 | The United States of America as represented by the Federal Bureau of Investigation, Dept. of Justice |
| 2023/0043,064 | SHAPED CHARGE LINER WITH MULTI-MATERIAL PARTICLES | Aug 08, 22 | Feb 09, 23 | DynaEnergetics Europe GmbH |
| 2022/0397,376 | SHAPED CHARGE LINERS WITH INTEGRATED TRACERS | Jun 09, 22 | Dec 15, 22 | Damorphe |
| 2022/0325,991 | IMPROVEMENTS IN OR RELATING TO EXPLOSIVE CHARGES | May 07, 20 | Oct 13, 22 | Alford IP Limited |
| 2022/0113,120 | Oil Well Perforators | Jul 30, 21 | Apr 14, 22 | Not available |
| 2021/0207,932 | Shaped Charge Liner with Nanoparticles | Sep 24, 20 | Jul 08, 21 | Halliburton Energy Services, Inc. |
| 2020/0378,730 | SHAPED CHARGE LINER AND METHOD FOR PRODUCTION THEREOF | Nov 23, 18 | Dec 03, 20 | Not available |
| 2018/0372,460 | SHAPED CHARGE LINER, METHOD OF MAKING SAME, AND SHAPED CHARGE INCORPORATING SAME | Jun 11, 18 | Dec 27, 18 | Dynaenergetics GmbH & Co. KG |
| 2018/0135,947 | MATERIAL AND SHAPED CHARGE | Dec 27, 17 | May 17, 18 | Not available |
| 2017/0175,474 | High Temperature, High Pressure Back-Off Shot Tool | Jul 10, 14 | Jun 22, 17 | HALLIBURTON ENERGY SERVICES, INC. |
| 2015/0377,597 | Shaped Charge Liner with Nanoparticles | May 31, 13 | Dec 31, 15 | HALLIBURTON ENERGY SERVICES, INC. |
| 2014/0291,022 | AMORPHOUS SHAPED CHARGE COMPONENT AND MANUFACTURE | Mar 28, 14 | Oct 02, 14 | SCHLUMBERGER TECHNOLOGY CORPORATION |
| 2013/0126,238 | Oil Well Perforators | Jul 26, 11 | May 23, 13 | QINETIQ LIMITED |
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