Regenerating lead acid batteries
US-2023352649-A1 · Nov 2, 2023 · US
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Forming of electrodes
Forming of electrodes · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M4/22 |
| Official title | Forming of electrodes |
| Display label | Forming of electrodes |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2021 | 1 |
| 2023 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dynamic charge acceptance in lead acid batteries
US-2023352746-A1 · Nov 2, 2023 · US
Structural Battery for an Electric Vehicle
US-2023207940-A1 · Jun 29, 2023 · US
Freestanding laminate, method for the manufacture thereof, and method of making a lead carbon battery
US-2021336250-A1 · Oct 28, 2021 · US
Compositions for preparing expander free electrodes for lead acid battery and performance thereof
US-10468671-B2 · Nov 5, 2019 · US
Negative electrode of rechargeable battery and manufacturing method thereof
US-10263247-B2 · Apr 16, 2019 · US
Electrode for lead acid storage battery
US-10205157-B2 · Feb 12, 2019 · US
Compositions for preparing expander free electrodes for lead acid battery and performance thereof
US-2018337397-A1 · Nov 22, 2018 · US
Negative electrode of rechargeable battery and manufacturing method thereof
US-2018159118-A1 · Jun 7, 2018 · US
Fiber mat for battery plate reinforcement
US-9843048-B2 · Dec 12, 2017 · US
Bi-functional nonwoven mat used in agm lead-acid batteries
US-2016372727-A1 · Dec 22, 2016 · US
Fiber mat for battery plate reinforcement
US-2016329568-A1 · Nov 10, 2016 · US
Electrode for lead acid storage battery
US-2016293937-A1 · Oct 6, 2016 · US
Process for producing negative plate for lead storage battery, and lead storage battery
US-9450232-B2 · Sep 20, 2016 · US
Fiber mat for battery plate reinforcement
US-9425460-B2 · Aug 23, 2016 · US
Lead-acid battery, negative electrode plate thereof and method for producing lead-acid battery
US-2016240844-A1 · Aug 18, 2016 · US
Electrode for lead acid storage battery
US-9379378-B2 · Jun 28, 2016 · US
Fiber mat for battery plate reinforcement
US-2015318554-A1 · Nov 5, 2015 · US
Valve regulated lead-acid battery, method for producing the same, and motorcycle
US-2015072224-A1 · Mar 12, 2015 · US