Description
Class H01H : ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
Subclass 1/02: Contacts (liquid contacts H01H 29/04) characterised by the material thereof
H01H 1/02
Sub-Class
Stats
- 123 US PATENTS IN FORCE
- 12 US APPLICATIONS PENDING
- 69 Total Patent Owners
- 654 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12068118 | Vacuum circuit breaker with weldable copper switch contacts | Nov 17, 20 | Aug 20, 24 | SIEMENS ENERGY GLOBAL GMBH & CO. KG |
| 11848165 | Ceramic reed switch | Jun 16, 22 | Dec 19, 23 | Jiaxing Hongyu Technology Co., Ltd |
| 11742169 | Ultra-fast moving conductor with removable core pin | Dec 15, 21 | Aug 29, 23 | EATON INTELLIGENT POWER LIMITED |
| 11676778 | Methods and systems for DC current interrupter based on thermionic arc extinction via anode ion depletion | Nov 11, 21 | Jun 13, 23 | STACOM ENGINEERING COMPANY |
| 11569045 | Grid influencing system | Apr 01, 19 | Jan 31, 23 | SIEMENS ENERGY GLOBAL GMBH & CO. KG |
| 11521814 | Low-voltage circuit breaker | Sep 27, 18 | Dec 06, 22 | Siemens Aktiengesellschaft |
| 11456133 | Vacuum interrupter and high-voltage switching assembly | Jul 24, 19 | Sep 27, 22 | SIEMENS ENERGY GLOBAL GMBH & CO. KG |
| 11309140 | Contact switch coating | Jan 04, 19 | Apr 19, 22 | Littelfuse, Inc. |
| 11257649 | Voltage protective device having a resettable circuit interrupter that is trippable in an overvoltage condition | Jul 24, 19 | Feb 22, 22 | PASS & SEYMOUR, INC. |
| 11251004 | Vacuum circuit interrupter with piezoelectric actuator and vacuum circuit breaker incorporating same | May 08, 17 | Feb 15, 22 | Camlin Technologies Limited |
| 11211209 | Methods and systems for DC current interrupter based on thermionic arc extinction via anode ion depletion | Mar 16, 20 | Dec 28, 21 | STACOM ENGINEERING COMPANY |
| 11201018 | Electromechanical switching device comprising switching contacts | Mar 22, 18 | Dec 14, 21 | Phoenix Contact GmbH & Co. KG |
| 11170951 | Method of manufacturing electric contact | Dec 08, 16 | Nov 09, 21 | Uchiya Thermostat Co. Ltd. |
| 11114254 | Silver-graphene tungsten material electrical contact tips of a low voltage circuit breaker | Feb 07, 20 | Sep 07, 21 | Siemens Industry, Inc. |
| 11069495 | Vacuum switching apparatus and drive mechanism therefor | Jan 25, 19 | Jul 20, 21 | EATON INTELLIGENT POWER LIMITED |
| 10991527 | Contact piece for a high-voltage circuit breaker and method for producing same | Sep 05, 17 | Apr 27, 21 | Siemens Aktiengesellschaft |
| 10872739 | Methods and systems for DC current interrupter based on thermionic arc extinction via anode ion depletion | May 24, 19 | Dec 22, 20 | Not available |
| 10851441 | Plug-in connector and semi-finished product made from an aluminum alloy strip | Dec 29, 17 | Dec 01, 20 | DIEHL METAL APPLICATIONS GMBH |
| 10804044 | Electrical contact alloy for vacuum contactors | Sep 27, 19 | Oct 13, 20 | EATON INTELLIGENT POWER LIMITED |
| 10766069 | Method for manufacturing electrode material | Mar 15, 17 | Sep 08, 20 | Meidensha Corporation |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0037,949 | VACUUM INTERRUPTER, VACUUM CIRCUIT BREAKER, AND VACUUM CONTACTOR | Feb 19, 24 | Jan 30, 25 | KABUSHIKI KAISHA TOSHIBA; Toshiba Infrastructure Systems & Solutions Corporation; |
| 2024/0379,309 | CONTACT CARRIER FOR A VACUUM SWITCH, VACUUM SWITCH AND PRODUCTION METHOD FOR A CONTACT CARRIER | Sep 02, 22 | Nov 14, 24 | Not available |
| 2024/0087,822 | Vacuum Interrupter | Nov 21, 23 | Mar 14, 24 | ABB Schweiz AG |
| 2024/0013,985 | SAFETY SWITCH | Jul 03, 23 | Jan 11, 24 | Not available |
| 2023/0368,986 | CONTACT FOR A VACUUM INTERRUPTER AND PRODUCTION METHOD FOR SUCH A CONTACT | Sep 17, 21 | Nov 16, 23 | Not available |
| 2023/0360,871 | COMPACT VACUUM INTERRUPTER | Sep 13, 21 | Nov 09, 23 | Not available |
| 2023/0015,899 | DEVICE FOR INTERRUPTING AN ELECTRICAL CIRCUIT | Dec 18, 20 | Jan 19, 23 | Not available |
| 2022/0122,784 | CONTACT SWITCH COATING | Dec 23, 21 | Apr 21, 22 | Littelfuse, Inc. |
| 2021/0327,666 | VACUUM INTERRUPTER AND HIGH-VOLTAGE SWITCHING ASSEMBLY | Jul 24, 19 | Oct 21, 21 | Not available |
| 2020/0027,668 | ELECTRICAL CONTACT ALLOY FOR VACUUM CONTACTORS | Sep 27, 19 | Jan 23, 20 | EATON INTELLIGENT POWER LIMITED |
| 2019/0362,910 | METHOD FOR MANUFACTURING ELECTRODE MATERIAL AND ELECTRODE MATERIAL | Nov 08, 17 | Nov 28, 19 | Meidensha Corporation |
| 2016/0372,276 | A Precious Metal Switch Contact Component and Its Preparation Method | Sep 15, 14 | Dec 22, 16 | Nantong Memtech Technologies Co., Ltd. |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)