Patents
US 10480090 B2: Electrolytic copper foil, current collector comprising the same, electrode comprising the same, secondary battery comprising the same, and method for manufacturing the same
- Granted
- 2019-11-19
- Filed
- 2016-04-28 application 15307069
- Type
- Utility · 11 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
An electrolytic copper foil, a current collector including the same, an electrode including the same, a secondary battery including the same and a method for manufacturing the same which can secure secondary batteries with high capacity maintenance. The electrolytic copper foil includes a first surface and a second surface opposite to the first surface, wherein each of the first and second surfaces has a peak count roughness Rpc of 10 to 100.
Source: PVGPATDIS, file of 2026-04-10 (ipg191119.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| KCF TECHNOLOGIES, INC. 36 patents | US company or organization | Anyang-si, KR | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Dae-Young Kim | Yongin-si, KR | 319 | PVGPATDIS, file of 2026-04-10 | |
| Seung Min KIM | Osan-si, KR | 39 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C25D | Processes for the electrolytic or electrophoretic production of coatings; electroforming; apparatus therefor | C25D1/04 | PVGPATDIS, file of 2026-04-10 |
| H01M | Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy | H01M4/66 | PVGPATDIS, file of 2026-04-10 |
| Y02E | Reduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution | Y02E60/10 | PVGPATDIS, file of 2026-04-10 |
| Y02P | Climate change mitigation technologies in the production or processing of goods | Y02P70/50 | PVGPATDIS, file of 2026-04-10 |
| Y02T | Climate change mitigation technologies related to transportation | Y02T10/70 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2020-11-24 | Name change [revised] change of name and corporate address | KCF TECHNOLOGIES CO., LTD. signed 2020-04-24 | SK NEXILIS CO., LTD. JEONGEUP-SI, JEOLLABUK-DO | 55693/699 | PASDL, file of 2026-10-15 |
| 2018-07-23 | Assignment Assignment of assignor's interest | LS MTRON LTD. signed 2018-07-19 | KCF TECHNOLOGIES CO., LTD. ANYANG-SI, GYEONGGI-DO | 46424/303 | PASDL, file of 2026-10-15 |
| 2016-10-27 | Assignment Assignment of assignor's interest | KIM, DAE YOUNG signed 2016-10-11 KIM, SEUNG MIN signed 2016-10-12 | LS MTRON LTD. ANYANG-SI, GYEONGGI-DO | 40147/977 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.