ClassID:

213881

H01M2300/0011 - CPC Classification

Classification description:

Electrolytes; Aqueous electrolytes; Acid electrolytes Sulfuric acid-based

Recent Application in this class:
#1
20260051505
2026-02-19

TITANIUM DIOXIDE IN FLOODED DEEP CYCLE LEAD-ACID BATTERIES

#2
20260009246
2026-01-08

STRIPPING DEVICE, STRIPPING METHOD, AND PROGRAM

#3
20260005321
2026-01-01

SYNTHETIC PROTON-CONDUCTIVE ADDITIVES FOR BATTERY ELECTROLYTES

#4
20250391928
2025-12-25

ELECTROLYTE IN RECHARGEABLE BATTERY

#5
20250385344
2025-12-18

CONJUGATED POLYMER FOR ACIDIC POLYMER-AIR BATTERIES

#6
20250337000
2025-10-30

Method for Manufacturing Vanadium Electrolyte

#7
20250323265
2025-10-16

RECHARGEABLE ZINC-QUINONE CELL

#8
20250279427
2025-09-04

LEAD-BASED ALLOY AND RELATED PROCESSES AND PRODUCTS

#9
20250174824
2025-05-29

MODIFIED POLYPHENYLENE SULFIDE (PPS) AND PPS MODIFICATION METHOD, PPS SOLID SEPARATOR, PREFABRICATED ZINC SALT SEPARATOR AND MANUFACTURING METHOD THEREOF, TO-BE-FILLED ZINC-MANGANESE SECONDARY BATTERY, AND MANUFACTURING AND APPLICATION METHODS THEREOF

#10
20250158097
2025-05-15

CONCENTRATED VRFB ELECTROLYTE COMPOSITION AND METHOD FOR PRODUCING SAME

#11
20250112332
2025-04-03

Separator for Lead Acid Storage Batteries, and Lead Acid Storage Battery Using Same

#12
20250030030
2025-01-23

DEVICE FOR GENERATING ELECTRICITY THROUGH MULTI-TYPE ION CONTROL BASED ON DONNAN EFFECT, AND ELECTRICITY GENERATING DEVICE HAVING LAMINATED STRUCTURE

#13
20250015332
2025-01-09

AQUEOUS ELECTROLYTE CONTAINING VANADIUM ION AND VANADIUM ION BATTERY INCLUDING THE SAME

#14
20250015261
2025-01-09

LEAD ACID BATTERY WITH POSITIVE ELECTRODE COMPRISED OF GRID AND LEAD-BASED ACTIVE MASS, NEGATIVE ELECTRODE COMPRISED OF BASE AND ACTIVE METAL, AND ELECTROLYTE

#15
20250006931
2025-01-02

AQUEOUS SLURRY COMPOSITION FOR POSITIVE ELECTRODE, POSITIVE ELECTRODE MANUFACTURED THEREFROM, AND LITHIUM SECONDARY BATTERY

#16
20240413369
2024-12-12

METHOD FOR RECOVERING CAPACITY OF VANADIUM REDOX FLOW BATTERY

#17
20240396028
2024-11-28

SURFACE CHARACTERIZATION & OPTIMIZATION OF POROUS ZINC ANODES TO IMPROVE CYCLE STABILITY BY MITIGATING DENDRITIC GROWTH

#18
20240339643
2024-10-10

ELECTRODE-DECOUPLED REDOX FLOW BATTERY

#19
20240327998
2024-10-03

METHOD FOR GENERATING HYDROGEN BY DECOUPLED WATER ELECTROLYSIS

#20
20240318382
2024-09-26

Sulfonated Lignin-Derived Compounds And Uses Thereof

#21
20240274890
2024-08-15

ZINC MANGANESE-DIOXIDE ELECTROCHEMICAL BATTERY CELL

#22
20240274852
2024-08-15

ELECTROLYTE SOLUTIONS AND ALL VANADIUM REDOX FLOW BATTERIES

#23
20240274817
2024-08-15

LEAD-BASED ALLOY AND RELATED PROCESSES AND PRODUCTS

#24
20240266574
2024-08-08

ELECTROLYTE FORMULATION

#25
20240222702
2024-07-04

Acid stratification mitigation, electrolytes, devices, and methods related thereto

#26
20240222600
2024-07-04

ABSORBENT GLASS MAT BATTERY

#27
20240213618
2024-06-27

SECONDARY BATTERY

#28
20240186652
2024-06-06

Absorbent glass mat battery

#29
20240030462
2024-01-25

METHOD FOR PRODUCING ELECTROLYTE FOR VANADIUM REDOX FLOW BATTERY

#30
20230387477
2023-11-30

Nanoparticle compositions and methods for enhancing lead-acid batteries

#31
20230361328
2023-11-09

FLOW BATTERY SYSTEMS AND METHODS OF USING THE SAME

#32
20230344014
2023-10-26

METAL-FREE HIGH VOLTAGE BATTERY

#33
20230318003
2023-10-05

REDOX FLOW BATTERY AND AQUEOUS-BASED SOLUTION

#34
20230282907
2023-09-07

SHEET-TYPE AIR CELL, METHOD FOR MANUFACTURING THE SAME, AND PATCH

#35
20230261232
2023-08-17

MANUFACTURING MIXED FE/V ELECTROLYTES FOR FLOW BATTERIES

#36
20230198028
2023-06-22

Metal accumulation inhibiting and performance enhancing supplement and a system for delivering the supplement

#37
20230160143
2023-05-25

Sulfonated lignin-derived compounds and uses thereof

#38
20230106259
2023-04-06

Lead-based alloy and related processes and products

#39
20230092588
2023-03-23

METAL ACCUMULATION INHIBITING AND PERFORMANCE ENHANCING SUPPLEMENT AND A SYSTEM FOR DELIVERING THE SUPPLEMENT

#40
20230090097
2023-03-23

METHOD FOR REFRESHING ASYMMETRIC MIXED SOLUTION FOR REDOX FLOW BATTERIES

#41
20230086739
2023-03-23

MITIGATION OF SOLUTION CROSS-OVER USING DIFFERENTIAL ELECTROLYTE FORMULATIONS IN REDOX FLOW BATTERY SYSTEMS

#42
20230057730
2023-02-23

Absorbent glass mat battery

#43
20220336866
2022-10-20

ZINC-IODINE BATTERY

#44
20220263165
2022-08-18

Hybrid energy storage device

#45
20220200060
2022-06-23

SYNTHETIC PROTON-CONDUCTIVE ADDITIVES FOR BATTERY ELECTROLYTES

#46
20220200007
2022-06-23

LEAD-ACID BATTERY

#47
20220093955
2022-03-24

Flow battery system

#48
20220069302
2022-03-03

Methods for making components of lead-acid batteries

#49
20220059860
2022-02-24

Redox flow battery

#50
20220029203
2022-01-27

LEAD ACID AND LEAD CARBON BATTERY

#51
20220013800
2022-01-13

Electrode-decoupled redox flow battery

#52
20210399354
2021-12-23

Desulfation of lead acid batteries using electrolyte agitator

#53
20210320305
2021-10-14

Redox-active interfaces for accelerated liquid-solid charge transfer reactions

#54
20210320300
2021-10-14

Metal oxides in lead-acid batteries

#55
20210276945
2021-09-09

Sulfonated lignin-derived compounds and uses thereof

#56
20210265660
2021-08-26

Acid stratification mitigation, electrolytes, devices, and methods related thereto

#57
20210257612
2021-08-19

Aqueous aluminum batteries and methods of making same

#58
20210226259
2021-07-22

Nanoparticle compositions and methods for enhancing lead-acid batteries

#59
20210226212
2021-07-22

Lead-based alloy and related processes and products

#60
20210104772
2021-04-08

DEEP EUTECTIC SOLVENT BASED ELECTROLYTES AND RELATED ELECTROCHEMICAL DEVICE

#61
20200411894
2020-12-31

Method of preparing high-purity electrolyte solution for vanadium redox flow battery using catalytic reaction

#62
20200321621
2020-10-08

pH-universal aqueous rechargeable hydrogen batteries

#63
20200313204
2020-10-01

Electrochemical device

#64
20200287213
2020-09-10

Positive electrode active material for lithium secondary battery, method of preparing the same, and positive electrode for lithium secondary battery and lithium secondary battery which include the positive electrode active material

#65
20200266495
2020-08-20

LEAD STORAGE BATTERY

#66
20200212445
2020-07-02

BATTERY ELECTRODE WITH CARBON ADDITIVES IN META-SOLID-STATE BATTERY

#67
20200176801
2020-06-04

Flow battery

#68
20200144619
2020-05-07

CARBON MATERIALS FOR IMPROVING PERFORMANCE OF LEAD ACID BATTERIES

#69
20200106070
2020-04-02

Absorbent glass mat battery

#70
20200091516
2020-03-19

Lead-based alloy and related processes and products

#71
20200052286
2020-02-13

Absorbent glass mat battery

#72
20200014030
2020-01-09

METAL OXIDES IN LEAD-ACID BATTERIES

#73
20190348730
2019-11-14

Sheet-type air cell, method for manufacturing the same, and patch

#74
20190280324
2019-09-12

Electrolyte for flow battery and flow battery system

#75
20190280323
2019-09-12

Redox flow battery

#76
20190252677
2019-08-15

Electrode slurry, slurry electrode, flow battery and stack

#77
20190181411
2019-06-13

Laminar textile material for a battery electrode

#78
20190165376
2019-05-30

Battery electrode with carbon additives in meta-solid-state battery

#79
20190157685
2019-05-23

Method and electrochemical cell for managing electrochemical reactions

#80
20190152902
2019-05-23

Sulfonated aromatic compounds

#81
20190148735
2019-05-16

POLYMER FIBER-CONTAINING MATS WITH ADDITIVES FOR IMPROVED PERFORMANCE OF LEAD ACID BATTERIES

#82
20190101506
2019-04-04

Electrochemical gas sensor, liquid electrolyte and use of a liquid electrolyte in an electrochemical gas sensor

#83
20190097252
2019-03-28

Reduction-oxidation flow battery

#84
20190085006
2019-03-21

Method for producing low molecular weight aromatic lignin-derived compounds

#85
20190044174
2019-02-07

System and method for preparing high purity vanadium electrolyte

#86
20190044173
2019-02-07

System and method for producing 3.5-valence high-purity vanadium electrolyte

#87
20190044172
2019-02-07

System and method for producing high-purity and high-activity vanadium electrolyte

#88
20190044171
2019-02-07

System and method for preparing vanadium battery high-purity electrolyte

#89
20190036151
2019-01-31

Aqueous electrolytes with protonic ionic liquid and batteries using the electrolyte

#90
20190036147
2019-01-31

HYBRID AQUEOUS RECHARGEABLE BATTERY

#91
20190036134
2019-01-31

SYSTEM AND METHOD FOR PREPARING HIGH-ACTIVITY SPECIFIC-VALENCE-STATE ELECTROLYTE OF ALL-VANADIUM FLOW BATTERY

#92
20190027759
2019-01-24

COMPOSITE THREE-DIMENSIONAL ELECTRODES AND METHODS OF FABRICATION

#93
20180277876
2018-09-27

Electrolyte solution for redox flow battery containing organic active material and redox flow battery using the same

#94
20180269513
2018-09-20

Redox flow battery

#95
20180261888
2018-09-13

Metal accumulation inhibiting and performance enhancing supplement and a system for delivering the supplement

#96
20180209014
2018-07-26

Vanadium recovery method, method for producing electrolytic solution for redox flow batteries, vanadium recovery device, and device for producing electrolytic solution for redox flow batteries

#97
20180145298
2018-05-24

BATTERY SEPARATORS AND RELATED METHODS

#98
20180138517
2018-05-17

Modular electrochemical cells

#99
20180108948
2018-04-19

Electrolyte composition of lead storage battery and lead storage battery using the same

#100
20180047990
2018-02-15

METAL OXIDES IN LEAD-ACID BATTERIES

#101
20170317351
2017-11-02

Lead-based alloy and related processes and products

#102
20170309897
2017-10-26

LEAD-ACID BATTERY

#103
20170301944
2017-10-19

REDOX FLOW BATTERY

#104
20170271705
2017-09-21

Method for preparing cathode electrolyte for redox flow batteries, and redox flow battery

#105
20170263913
2017-09-14

Lead-acid battery

#106
20170229728
2017-08-10

Electrolyte for redox flow battery and redox flow battery system

#107
20160211528
2016-07-21

Modular electrochemical cells

#108
20160211527
2016-07-21

Composite three-dimensional electrodes and methods of fabrication

#109
20160181640
2016-06-23

Redox flow battery

#110
20160168732
2016-06-16

Electro-synthetic or electro-energy cell with gas diffusion electrode(s)

#111
20160164120
2016-06-09

Method and electrochemical cell for managing electrochemical reactions

#112
20160118694
2016-04-28

A METAL ACCUMULATION INHIBITING AND PERFORMANCE ENHANCING SUPPLEMENT AND A SYSTEM FOR DELIVERING THE SUPPLEMENT

#113
20160099480
2016-04-07

All-vanadium sulfate acid redox flow battery system

#114
20160043442
2016-02-11

Electrolyte and sulfuric acid battery containing same

#115
20160013506
2016-01-14

Redox flow battery

#116
20150380773
2015-12-31

Flooded lead-acid battery

#117
20150380757
2015-12-31

Redox flow batteries based on supporting solutions containing chloride

#118
20150372331
2015-12-24

HIGH-CONCENTRATION VANADIUM ELECTROLYTIC SOLUTION, AND METHOD AND DEVICE FOR PRODUCING THE SAME

#119
20150372270
2015-12-24

Laminar textile material for a battery electrode

#120
20150311541
2015-10-29

Flow battery having a separator membrane comprising an ionomer

#121
20150303523
2015-10-22

Composition for extending life of lead acid batteries

#122
20150295223
2015-10-15

DISTILLED WATER FILLING SYSTEM FOR INDUSTRIAL BATTERY

#123
20150280286
2015-10-01

Electrolyte composition

#124
20150236363
2015-08-20

Flow-type electrochemical cell

#125
20150140376
2015-05-21

Bipolar battery assembly

#126
20150111117
2015-04-23

Hybrid flow battery and Mn/Mn electrolyte system

#127
20150050540
2015-02-19

Lead acid battery

#128
20150030919
2015-01-29

ACTIVATORS FOR LEAD-ACID STORAGE BATTERY AND LEAD-ACID STORAGE BATTERY

#129
20150004445
2015-01-01

Regenerative fuel cells

#130
20140349147
2014-11-27

Bipolar battery assembly

#131
20140329137
2014-11-06

Flooded lead-acid battery

#132
20140295311
2014-10-02

Flow battery

#133
20140234753
2014-08-21

Redox flow batteries based on supporting solutions containing chloride

#134
20140199607
2014-07-17

Redox flow batteries based on supporting solutions containing chloride

#135
20140087218
2014-03-27

Valve regulated lead-acid battery

#136
20140023917
2014-01-23

High performance lead acid battery with advanced electrolyte system

#137
20130063866
2013-03-14

Energy storage device and method thereof

#138
20130029184
2013-01-31

LEAD STORAGE BATTERY

#139
20120270110
2012-10-25

Composite battery separator

#140
20120244429
2012-09-27

Electrical storage device and electrode thereof

#141
20120202127
2012-08-09

Electrochemical cell system with shunt current interrupt

#142
20120107660
2012-05-03

Redox Flow Batteries Based on Supporting Solutions Comprising a Mixture of Acids

#143
20120077079
2012-03-29

Redox flow batteries based on supporting solutions containing chloride

#144
20120077067
2012-03-29

Fe-V redox flow batteries

#145
20120070728
2012-03-22

COMPOSITIONS AND DELIVERY SYSTEMS WITH LEACHABLE METAL IONS

#146
20110250496
2011-10-13

LAMINAR TEXTILE MATERIAL FOR A BATTERY ELECTRODE

#147
20110198227
2011-08-18

High purity electrolytic sulfonic acid solutions

#148
20110171534
2011-07-14

Long lasting high current density charging & discharging, temperature-resistant batteries and related methods

#149
20110143214
2011-06-16

ORGANIC ADDITIVES FOR IMPROVING PERFORMANCE OF LEAD-ACID BATTERIES

#150
20110045385
2011-02-24

Electrolytic solution and electrochemical device

#151
20100304210
2010-12-02

Lead acid battery having lightly gelled electrolyte

#152
20090297913
2009-12-03

Nanostructure-Enhanced stereo-electrodes for fuel cells and biosensors

#153
20090140695
2009-06-04

Method of regenerating lead battery cells and regenerative agent for performing of this method

#154
20090068524
2009-03-12

ANHYDROUS PROTON CONDUCTOR BASED ON HETEROCYCLE ATTACHED TO A POLYMER BACKBONE

#155
20070184349
2007-08-09

Lead battery and lead battery storage method

#156
20070172731
2007-07-26

PROTON-CONDUCTING POLYMER BATTERY

#157
20070128472
2007-06-07

Cell Assembly and Casing Assembly for a Power Storage Device

#158
20070095656
2007-05-03

Method for purification of indole derivative trimer, electrode active substance comprising the purified trimer, method for manufacturing the electrode active substance, and electrochemical cell using the same

#159
20070077497
2007-04-05

Lead-acid battery and manufacturing method thereof

#160
20060272950
2006-12-07

High purity electrolytic sulfonic acid solutions

#161
20060177730
2006-08-10

Battery containing fibrous material

#162
20060159974
2006-07-20

Anhydrous proton conductor based on heterocycle attached to a polymer backbone

#163
20060145664
2006-07-06

Method of regenerating lead battery cells and regenerative agent for performing of this method

#164
20060105230
2006-05-18

Automated battery watering control system

#165
20050214635
2005-09-29

Microbattery and systems using microbattery

#166
20050135045
2005-06-23

Proton-conducting electric double layer capacitor using electrolytic solution

#167
20050084762
2005-04-21

Hybrid gelled-electrolyte valve-regulated lead-acid battery

#168
20050069762
2005-03-31

Battery container

#169
17119745
2022-04-19

Motion-generating mechanisms for desulfation of lead-acid batteries

#170
16246301
2022-10-11

Subsurface electrical storage batteries