Description
Class F42D : BLASTING
Subclass 1/05: Blasting methods or apparatus, e.g. for loading or tamping Arrangements for ignition Arrangements for electric ignition (dynamo-electric generators H02K) Electric circuits for blasting
F42D 1/05
Sub-Class
Stats
- 169 US PATENTS IN FORCE
- 28 US APPLICATIONS PENDING
- 33 Total Patent Owners
- 314 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12252965 | Reusable perforating gun system and method | Nov 10, 23 | Mar 18, 25 | G&H DIVERSIFIED MANUFACTURING LP |
| 12241341 | Detonation module | Jul 27, 23 | Mar 04, 25 | Dowell -- A Division of Schlumberger Technology Corporation |
| 12235090 | Wireless electronic detonator comprising a power switch controlled by an optical signal, wireless detonation system and method for activating such a detonator | Dec 07, 20 | Feb 25, 25 | Commissariat A L' Energie Atomique Et Aux Energies Alternatives |
| 12215577 | Perforating gun and ballistic interrupter for same | Apr 24, 24 | Feb 04, 25 | OSO PERFORATING, LLC |
| 12209851 | Detonator assembly | Sep 28, 21 | Jan 28, 25 | DETNET SOUTH AFRICA (PTY) LTD |
| 12203738 | Addressable ignition stage for enabling a detonator/ignitor | May 19, 23 | Jan 21, 25 | Not available |
| 12188755 | Device and method thereof for operating electronic detonator having auxiliary power function | Oct 07, 22 | Jan 07, 25 | Hanwha Corporation |
| 12174003 | Safety arrangement for a wireless blasting system | Feb 02, 21 | Dec 24, 24 | DETNET SOUTH AFRICA (PTY) LTD |
| 12152471 | Singular/wired fuzing device | Oct 27, 21 | Nov 26, 24 | Not available |
| 12152868 | Device and method thereof for operating stemming rod used for blasting and configured to include information collection function | Oct 07, 22 | Nov 26, 24 | Hanwha Corporation |
| 12117280 | Electronic ignition circuit | May 25, 23 | Oct 15, 24 | DynaEnergetics Europe GmbH |
| 12110770 | Single or multi-fire semi-automatic perforation system and methods of use | Nov 08, 23 | Oct 08, 24 | DEFIANT ENGINEERING LLC |
| 12091949 | Universal plug and play perforating gun tandem | Jul 03, 23 | Sep 17, 24 | Hunting Titan, Inc. |
| 12078461 | RF attenuating switch | Jul 19, 21 | Sep 03, 24 | Dowell -- A Division of Schlumberger Technology Corporation |
| 12044516 | Integrated detonator sensors | Jan 29, 21 | Jul 23, 24 | Austin Star Detonator Company |
| 12038264 | Current feed-through wireline release tool and method | May 10, 22 | Jul 16, 24 | Geodynamics Inc. |
| 12024986 | Downhole ignition assembly | Apr 15, 21 | Jul 02, 24 | Dowell -- A Division of Schlumberger Technology Corporation |
| 11929570 | Contact plunger cartridge assembly | Dec 18, 20 | Mar 12, 24 | Hunting Titan, Inc. |
| 11927431 | Firing switch for compact capacitive discharge unit | Dec 10, 19 | Mar 12, 24 | Northrop Grumman Systems Corporation |
| 11913767 | End plate for a perforating gun assembly | Dec 06, 21 | Feb 27, 24 | XConnect, LLC |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0027,391 | Addressable Switch with Initiator Detection and Initiator Resistance Measurement | Oct 08, 24 | Jan 23, 25 | Hunting Titan, Inc. |
| 2025/0027,392 | Addressable Switch with Initiator Detection and Initiator Resistance Measurement | Oct 08, 24 | Jan 23, 25 | Hunting Titan, Inc. |
| 2025/0003,317 | DOWNHOLE IGNITION ASSEMBLY | Jul 01, 24 | Jan 02, 25 | Not available |
| 2024/0401,443 | SINGLE OR MULTI-FIRE SEMI-AUTOMATIC PERFORATION SYSTEM AND METHODS OF USE | Aug 15, 24 | Dec 05, 24 | Not available |
| 2024/0401,922 | SYSTEM AND METHOD/PROCESS FOR COMMERCIAL BLASTING | Oct 06, 22 | Dec 05, 24 | Not available |
| 2024/0393,094 | DEPLOYMENT OF A DETONATOR ASSEMBLY | Sep 08, 22 | Nov 28, 24 | Not available |
| 2024/0310,156 | APPARATUS FOR USE IN A WIRELESS DETONATOR SYSTEM | Mar 10, 22 | Sep 19, 24 | Not available |
| 2024/0229,620 | SYSTEM AND METHOD FOR DEDUPLICATING PERFORATING-GUN INITIATOR-CIRCUIT ADDRESSES | Jan 11, 23 | Jul 11, 24 | Probe Technology Services Inc. |
| 2024/0167,368 | Self-Shunting Detonator For Well Perforating Gun | Nov 17, 22 | May 23, 24 | Halliburton Energy Services, Inc. |
| 2024/0085,162 | Detonator For A Perforating Gun Assembly | Nov 20, 23 | Mar 14, 24 | Not available |
| 2024/0068,334 | INITIATOR ASSEMBLIES FOR PERFORATING GUN SYSTEMS | Nov 07, 23 | Feb 29, 24 | G&H DIVERSIFIED MANUFACTURING LP |
| 2024/0044,230 | NOVEL PERFORATING-GUN INITIATOR CIRCUIT | Aug 03, 22 | Feb 08, 24 | Probe Technology Services Inc. |
| 2023/0280,141 | REMOTE FIRING MODULE AND METHOD THEREOF | Mar 07, 22 | Sep 07, 23 | Trignetra, LLC |
| 2023/0266,109 | DETONATOR BLACK BOX | Jun 25, 21 | Aug 24, 23 | Austin Star Detonator Company |
| 2022/0404,130 | CONTROL UNIT FOR INTERFACING WITH A BLASTING PLAN LOGGER | Sep 16, 20 | Dec 22, 22 | Not available |
| 2022/0170,727 | ELECTRICAL CONNECTOR | Feb 18, 22 | Jun 02, 22 | DynaEnergetics Europe GmbH |
| 2022/0120,548 | Bridged Bulkheads For Perforating Gun Assembly | Dec 09, 21 | Apr 21, 22 | Not available |
| 2022/0099,423 | End Plate For A Perforating Gun Assembly | Dec 06, 21 | Mar 31, 22 | Not available |
| 2020/0191,539 | ELECTRONIC DETONATOR INITIATION | Jan 24, 20 | Jun 18, 20 | Not available |
| 2020/0166,321 | ELECTRONIC IGNITION CIRCUIT | Jan 30, 20 | May 28, 20 | DynaEnergetics Europe GmbH |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 25 Months (last 2 years Issuances)
- 25 Months (last 5 years Issuances)