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Cold Rolled Steel Sheet And Method For Manufacturing Same
Abstract: The present invention relates to a cold rolled steel sheet and a method for manufacturing same and, more specifically, to a cold rolled steel sheet and a method for manufacturing same, the cold rolled steel sheet being suitable for use as a steel material for automobile reinforcements such as bumper beams, sill side beams, etc. or a steel material for the protection of electric vehicle battery cases, such as side frames, cross members, etc.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
10 June 2025
Publication Number
27/2025
Publication Type
INA
Invention Field
METALLURGY
Status
Email
Parent Application
Applicants
POSCO CO., LTD
6261, Donghaean-ro, Nam-gu,
Pohang-si,
Gyeongsangbuk-do 37859
Inventors
1. KONG, Jong-Pan
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
2. KIM, Eun-Young
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
3. HAN, Sang-Ho
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202517055993-STATEMENT OF UNDERTAKING (FORM 3) [10-06-2025(online)].pdf | 2025-06-10 |
| 2 | 202517055993-REQUEST FOR EXAMINATION (FORM-18) [10-06-2025(online)].pdf | 2025-06-10 |
| 3 | 202517055993-PROOF OF RIGHT [10-06-2025(online)].pdf | 2025-06-10 |
| 4 | 202517055993-PRIORITY DOCUMENTS [10-06-2025(online)].pdf | 2025-06-10 |
| 5 | 202517055993-POWER OF AUTHORITY [10-06-2025(online)].pdf | 2025-06-10 |
| 6 | 202517055993-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [10-06-2025(online)].pdf | 2025-06-10 |
| 7 | 202517055993-FORM 18 [10-06-2025(online)].pdf | 2025-06-10 |
| 8 | 202517055993-FORM 1 [10-06-2025(online)].pdf | 2025-06-10 |
| 9 | 202517055993-FIGURE OF ABSTRACT [10-06-2025(online)].pdf | 2025-06-10 |
| 10 | 202517055993-DRAWINGS [10-06-2025(online)].pdf | 2025-06-10 |
| 11 | 202517055993-DECLARATION OF INVENTORSHIP (FORM 5) [10-06-2025(online)].pdf | 2025-06-10 |
| 12 | 202517055993-COMPLETE SPECIFICATION [10-06-2025(online)].pdf | 2025-06-10 |
| 13 | 202517055993-certified copy of translation [19-06-2025(online)].pdf | 2025-06-19 |
| 14 | 202517055993-FORM-26 [09-09-2025(online)].pdf | 2025-09-09 |
| 15 | 202517055993-Others-11-09-2025.pdf | 2025-09-11 |
| 16 | 202517055993-GPA-11-09-2025.pdf | 2025-09-11 |
| 17 | 202517055993-Correspondence-11-09-2025.pdf | 2025-09-11 |
| 18 | 202517055993-FORM 3 [14-11-2025(online)].pdf | 2025-11-14 |