Separator and rechargeable lithium battery including the same
US-9812688-B2 · Nov 7, 2017 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M2/1613 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 231 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 21 |
| 2016 | 27 |
| 2017 | 55 |
| 2018 | 36 |
| 2019 | 46 |
| 2020 | 38 |
| 2021 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Acrylonitrile derivatives as additive for electrolytes in lithium ion batteries
US-9761909-B2 · Sep 12, 2017 · US
Nonaqueous electrolyte secondary battery
US-9755197-B2 · Sep 5, 2017 · US
Small pore size nonwoven mat with hydrophilic/acid resistant filler used in lead acid batteries and applications therefor
US-9755205-B2 · Sep 5, 2017 · US
Battery separators for e-rickshaw and similar vehicle lead acid batteries
US-2017200984-A1 · Jul 13, 2017 · US
Non-aqueous electrolyte secondary battery
US-9698400-B2 · Jul 4, 2017 · US
Manufacturing method for amino-substituted phosphazene compound, manufacturing method for electrolyte solution for nonaqueous secondary battery, and manufacturing method for nonaqueous secondary battery
US-2017110762-A1 · Apr 20, 2017 · US
Multi-region battery separators
US-9627668-B1 · Apr 18, 2017 · US
Multi-region battery separators
US-2017092917-A1 · Mar 30, 2017 · US
Multi-region battery separators
US-9577236-B2 · Feb 21, 2017 · US
Separator material for forming a separator for a lead-acid accumulator
US-9577234-B2 · Feb 21, 2017 · US
Method of Manufacturing a Battery, Battery and Integrated Circuit
US-2017018812-A1 · Jan 19, 2017 · US
Bi-functional nonwoven mat used in agm lead-acid batteries
US-2016372727-A1 · Dec 22, 2016 · US
Separator for Nonaqueous Electrolyte Batteries, and Nonaqueous Electrolyte Battery
US-2016372730-A1 · Dec 22, 2016 · US
Li/Metal Cell with Structured Surface Separator
US-2016365601-A1 · Dec 15, 2016 · US
Separators for vrla batteries and methods relating thereto
US-2016329540-A1 · Nov 10, 2016 · US
Battery
US-2016301054-A1 · Oct 13, 2016 · US
Battery separators comprising inorganic particles
US-2016301053-A1 · Oct 13, 2016 · US
Lithium secondary battery
US-9450223-B2 · Sep 20, 2016 · US
Small pore size nonwoven mat with hydrophilic/acid resistant filler used in lead acid batteries and applications therefor
US-2016268567-A1 · Sep 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M2/1613?
- CPC H01M2/1613 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01M2/1613 (Electricity)?
- Our database includes 231 publications tagged with this CPC code.
- Is patent activity under CPC H01M2/1613 growing?
- Publication counts under this code: 38 in 2020 vs 8 in 2021 (latest complete years).