H01M 50/392
With means for neutralising or absorbing electrolyte
Official title: with means for neutralising or absorbing electrolyte; with means for preventing leakage of electrolyte through vent holes
H01M50/392 (With means for neutralising or absorbing electrolyte) appears on 74 US grants and 147 published applications in this corpus.
Search patents in H01M- Granted patents
- 74
- Published applications
- 147
- Assignees
- 89
- Inventors
- 411
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 1 | 1 |
| 2015 | 2 | 4 |
| 2016 | 2 | 3 |
| 2017 | 4 | 7 |
| 2018 | 2 | 2 |
| 2019 | 6 | 3 |
| 2020 | 2 | 7 |
| 2021 | 4 | 14 |
| 2022 | 7 | 17 |
| 2023 | 7 | 15 |
| 2024 | 10 | 12 |
| 2025 | 8 | 27 |
| 2026 | 8 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pouch-type secondary battery, manufacturing method thereof, and pouch-type secondary battery manufactured therefrom25 Aug 2026US 12,719,120 B2SK On Co., Ltd.
- Secondary battery including a cap assembly having a cap-down welded to a safety vent18 Aug 2026US 12,712,237 B2Samsung SDI.Co., Ltd.
- Cap assembly, battery cell, battery and electric-powered device7 Jul 2026US 12,676,392 B2Contemporary Amperex Technology (Hong Kong) Limited
- Top cover assembly, battery cell, battery and electrical apparatus16 Jun 2026US 12,658,522 B2Contemporary Amperex Technology (Hong Kong) Limited
- Sealed battery2 Jun 2026US 12,646,773 B2Panasonic Energy Co., Ltd.
- Single-layered immersion cooling battery module and stacked immersion cooling battery module8 Oct 2026US 2026/0312228 A1Eti Ca Battery Inc.
- Improved flooded battery cells24 Sep 2026US 2026/0290924 A1Philadelphia Scientific LLC
- Battery cell, battery, and electric device17 Sep 2026US 2026/0280041 A1Contemporary Amperex Technology Co., Limited
- Battery thermal runaway flue gas treatment device and battery27 Aug 2026US 2026/0254046 A1D-Aus Energy Storage Technology (Xi'an) Co., Ltd.
- Secondary battery13 Aug 2026US 2026/0237843 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- High capacity colloidal storage battery, a collodial electrolyte used in it, and the processes for producing them38US 5,202,196 A1993
- Rechargeable storage battery25US 4,788,112 A1988
- Electric vehicle battery24US 9,595,705 B1Faraday & Future Inc. · 2017
- Battery cell module22US 4,418,127 AThe United States of America as represented by the Secretary of the Air Force · 1983
- Air cell with improved leakage resistance20US 7,455,929 B2Eveready Battery Company, Inc. · 2008