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Steel Sheet And Method For Manufacturing Same
Abstract: The present invention pertains to a high-strength steel sheet and a method for manufacturing same. More specifically, the present invention pertains to: a steel sheet having high strength, excellent shear formability, and a low yield ratio; and a method for manufacturing same.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
17 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. KIM, Sung-Il
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
2. SONG, Tae-Jin
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
3. YI, Il-Cheol
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
4. LEE, Je-Woong
20-26, Pokposarang-gil
Gwangyang-si,
Jeollanam-do 57807
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202517058183-STATEMENT OF UNDERTAKING (FORM 3) [17-06-2025(online)].pdf | 2025-06-17 |
| 2 | 202517058183-REQUEST FOR EXAMINATION (FORM-18) [17-06-2025(online)].pdf | 2025-06-17 |
| 3 | 202517058183-PROOF OF RIGHT [17-06-2025(online)].pdf | 2025-06-17 |
| 4 | 202517058183-PRIORITY DOCUMENTS [17-06-2025(online)].pdf | 2025-06-17 |
| 5 | 202517058183-POWER OF AUTHORITY [17-06-2025(online)].pdf | 2025-06-17 |
| 6 | 202517058183-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [17-06-2025(online)].pdf | 2025-06-17 |
| 7 | 202517058183-FORM 18 [17-06-2025(online)].pdf | 2025-06-17 |
| 8 | 202517058183-FORM 1 [17-06-2025(online)].pdf | 2025-06-17 |
| 9 | 202517058183-FIGURE OF ABSTRACT [17-06-2025(online)].pdf | 2025-06-17 |
| 10 | 202517058183-DRAWINGS [17-06-2025(online)].pdf | 2025-06-17 |
| 11 | 202517058183-DECLARATION OF INVENTORSHIP (FORM 5) [17-06-2025(online)].pdf | 2025-06-17 |
| 12 | 202517058183-COMPLETE SPECIFICATION [17-06-2025(online)].pdf | 2025-06-17 |
| 13 | 202517058183-certified copy of translation [04-07-2025(online)].pdf | 2025-07-04 |
| 14 | 202517058183-FORM-26 [16-09-2025(online)].pdf | 2025-09-16 |
| 15 | 202517058183-Others-170925.pdf | 2025-09-18 |
| 16 | 202517058183-GPA-170925.pdf | 2025-09-18 |
| 17 | 202517058183-Correspondence-170925.pdf | 2025-09-18 |