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"Boron Steel Sheet With Excellent Hardenability, And Method For Producing The Same"
Abstract: The invention provides a boron steel sheet including C: 0.20% by mass to 0.45% by mass, Si: 0.05% by mass to 0.8% by mass, Mn: 0.5% by mass to 2.0% by mass, P: 0.001% by mass to 0.04% by mass, S: 0.0001% by mass to 0.006% by mass, A1: 0.005% by mass to 0.10% by mass, Ti: 0.005% by mass to 0.20% by mass, B: 0.0010% by mass to 0.01% by mass, and N: 0.0001% by mass to 0.01% by mass, in which the average concentration of the solid solution of B is 10 ppm or higher in an area from the surface layer to a depth of 100 µm in the sheet thickness direction.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
20 July 2011
Publication Number
39/2012
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
remfry-sagar@remfry.com
Parent Application
Patent Number
Legal Status
Grant Date
2018-02-28
Renewal Date
Applicants
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
Inventors
1. MASAYUKI ABE
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPNA
2. KENGO TAKEDA
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPNA
3. HISAYOSHI YATOH
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPNA
Specification
NA
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 5589-delnp-2011-Form-3-(11-01-2012).pdf | 2012-01-11 |
| 1 | 5589-DELNP-2011-RELEVANT DOCUMENTS [30-08-2023(online)].pdf | 2023-08-30 |
| 2 | 5589-delnp-2011-Correspondence-Others-(11-01-2012).pdf | 2012-01-11 |
| 2 | 5589-DELNP-2011-RELEVANT DOCUMENTS [24-09-2022(online)].pdf | 2022-09-24 |
| 3 | 5589-DELNP-2011-RELEVANT DOCUMENTS [26-07-2021(online)].pdf | 2021-07-26 |
| 3 | 5589-delnp-2011-GPA.pdf | 2012-03-05 |
| 4 | 5589-DELNP-2011-RELEVANT DOCUMENTS [20-02-2020(online)].pdf | 2020-02-20 |
| 4 | 5589-delnp-2011-Form-5.pdf | 2012-03-05 |
| 5 | 5589-delnp-2011-Form-3.pdf | 2012-03-05 |
| 5 | 293650-OTHERS-070819.pdf | 2019-08-20 |
| 6 | 5589-delnp-2011-Form-2.pdf | 2012-03-05 |
| 6 | 293650-Correspondence-070819.pdf | 2019-08-09 |
| 7 | 5589-delnp-2011-Form-18.pdf | 2012-03-05 |
| 8 | 5589-delnp-2011-Form-1.pdf | 2012-03-05 |
| 8 | 293650-Power of Attorney-070819.pdf | 2019-08-09 |
| 9 | 5589-delnp-2011-Drawings.pdf | 2012-03-05 |
| 9 | 5589-DELNP-2011-PROOF OF ALTERATION [05-08-2019(online)].pdf | 2019-08-05 |
| 10 | 5589-delnp-2011-Description (Complete).pdf | 2012-03-05 |
| 10 | 5589-DELNP-2011-RELEVANT DOCUMENTS [21-02-2019(online)].pdf | 2019-02-21 |
| 11 | 5589-delnp-2011-Correspondence Others.pdf | 2012-03-05 |
| 11 | 5589-DELNP-2011-IntimationOfGrant28-02-2018.pdf | 2018-02-28 |
| 12 | 5589-delnp-2011-Claims.pdf | 2012-03-05 |
| 12 | 5589-DELNP-2011-PatentCertificate28-02-2018.pdf | 2018-02-28 |
| 13 | 5589-delnp-2011-Abstract.pdf | 2012-03-05 |
| 13 | 5589-DELNP-2011-FORM 3 [29-12-2017(online)].pdf | 2017-12-29 |
| 14 | 5589-delnp-2011-Assignment.pdf | 2017-07-11 |
| 14 | 5589-delnp-2011-GPA-(04-07-2013).pdf | 2013-07-04 |
| 15 | 5589-delnp-2011-Form-2-(04-07-2013).pdf | 2013-07-04 |
| 15 | Information under section 8(2) [10-06-2017(online)].pdf | 2017-06-10 |
| 16 | 5589-delnp-2011-Form-1-(04-07-2013).pdf | 2013-07-04 |
| 16 | 5589-DELNP-2011-Correspondence-240517.pdf | 2017-05-27 |
| 17 | 5589-DELNP-2011-Power of Attorney-240517.pdf | 2017-05-27 |
| 17 | 5589-delnp-2011-Correspondence-Others-(04-07-2013).pdf | 2013-07-04 |
| 18 | 5589-DELNP-2011-FER.pdf | 2016-12-26 |
| 18 | Abstract [23-05-2017(online)].pdf | 2017-05-23 |
| 19 | Claims [23-05-2017(online)].pdf | 2017-05-23 |
| 19 | Petition Under Rule 137 [12-05-2017(online)].pdf | 2017-05-12 |
| 20 | Correspondence [23-05-2017(online)].pdf | 2017-05-23 |
| 20 | Other Patent Document [12-05-2017(online)].pdf | 2017-05-12 |
| 21 | Description(Complete) [23-05-2017(online)].pdf | 2017-05-23 |
| 21 | Form 3 [12-05-2017(online)].pdf | 2017-05-12 |
| 22 | 5589-DELNP-2011-OTHERS-150517.pdf | 2017-05-18 |
| 22 | Description(Complete) [23-05-2017(online)].pdf_286.pdf | 2017-05-23 |
| 23 | 5589-DELNP-2011-Correspondence-150517.pdf | 2017-05-18 |
| 23 | Drawing [23-05-2017(online)].pdf | 2017-05-23 |
| 24 | Examination Report Reply Recieved [23-05-2017(online)].pdf | 2017-05-23 |
| 24 | Other Document [23-05-2017(online)].pdf | 2017-05-23 |
| 25 | Examination Report Reply Recieved [23-05-2017(online)].pdf | 2017-05-23 |
| 25 | Other Document [23-05-2017(online)].pdf | 2017-05-23 |
| 26 | 5589-DELNP-2011-Correspondence-150517.pdf | 2017-05-18 |
| 26 | Drawing [23-05-2017(online)].pdf | 2017-05-23 |
| 27 | 5589-DELNP-2011-OTHERS-150517.pdf | 2017-05-18 |
| 27 | Description(Complete) [23-05-2017(online)].pdf_286.pdf | 2017-05-23 |
| 28 | Description(Complete) [23-05-2017(online)].pdf | 2017-05-23 |
| 28 | Form 3 [12-05-2017(online)].pdf | 2017-05-12 |
| 29 | Other Patent Document [12-05-2017(online)].pdf | 2017-05-12 |
| 29 | Correspondence [23-05-2017(online)].pdf | 2017-05-23 |
| 30 | Claims [23-05-2017(online)].pdf | 2017-05-23 |
| 30 | Petition Under Rule 137 [12-05-2017(online)].pdf | 2017-05-12 |
| 31 | 5589-DELNP-2011-FER.pdf | 2016-12-26 |
| 31 | Abstract [23-05-2017(online)].pdf | 2017-05-23 |
| 32 | 5589-delnp-2011-Correspondence-Others-(04-07-2013).pdf | 2013-07-04 |
| 32 | 5589-DELNP-2011-Power of Attorney-240517.pdf | 2017-05-27 |
| 33 | 5589-DELNP-2011-Correspondence-240517.pdf | 2017-05-27 |
| 33 | 5589-delnp-2011-Form-1-(04-07-2013).pdf | 2013-07-04 |
| 34 | 5589-delnp-2011-Form-2-(04-07-2013).pdf | 2013-07-04 |
| 34 | Information under section 8(2) [10-06-2017(online)].pdf | 2017-06-10 |
| 35 | 5589-delnp-2011-Assignment.pdf | 2017-07-11 |
| 35 | 5589-delnp-2011-GPA-(04-07-2013).pdf | 2013-07-04 |
| 36 | 5589-delnp-2011-Abstract.pdf | 2012-03-05 |
| 36 | 5589-DELNP-2011-FORM 3 [29-12-2017(online)].pdf | 2017-12-29 |
| 37 | 5589-delnp-2011-Claims.pdf | 2012-03-05 |
| 37 | 5589-DELNP-2011-PatentCertificate28-02-2018.pdf | 2018-02-28 |
| 38 | 5589-delnp-2011-Correspondence Others.pdf | 2012-03-05 |
| 38 | 5589-DELNP-2011-IntimationOfGrant28-02-2018.pdf | 2018-02-28 |
| 39 | 5589-DELNP-2011-RELEVANT DOCUMENTS [21-02-2019(online)].pdf | 2019-02-21 |
| 39 | 5589-delnp-2011-Description (Complete).pdf | 2012-03-05 |
| 40 | 5589-delnp-2011-Drawings.pdf | 2012-03-05 |
| 40 | 5589-DELNP-2011-PROOF OF ALTERATION [05-08-2019(online)].pdf | 2019-08-05 |
| 41 | 293650-Power of Attorney-070819.pdf | 2019-08-09 |
| 41 | 5589-delnp-2011-Form-1.pdf | 2012-03-05 |
| 42 | 5589-delnp-2011-Form-18.pdf | 2012-03-05 |
| 43 | 293650-Correspondence-070819.pdf | 2019-08-09 |
| 43 | 5589-delnp-2011-Form-2.pdf | 2012-03-05 |
| 44 | 5589-delnp-2011-Form-3.pdf | 2012-03-05 |
| 44 | 293650-OTHERS-070819.pdf | 2019-08-20 |
| 45 | 5589-DELNP-2011-RELEVANT DOCUMENTS [20-02-2020(online)].pdf | 2020-02-20 |
| 45 | 5589-delnp-2011-Form-5.pdf | 2012-03-05 |
| 46 | 5589-DELNP-2011-RELEVANT DOCUMENTS [26-07-2021(online)].pdf | 2021-07-26 |
| 46 | 5589-delnp-2011-GPA.pdf | 2012-03-05 |
| 47 | 5589-DELNP-2011-RELEVANT DOCUMENTS [24-09-2022(online)].pdf | 2022-09-24 |
| 47 | 5589-delnp-2011-Correspondence-Others-(11-01-2012).pdf | 2012-01-11 |
| 48 | 5589-DELNP-2011-RELEVANT DOCUMENTS [30-08-2023(online)].pdf | 2023-08-30 |
| 48 | 5589-delnp-2011-Form-3-(11-01-2012).pdf | 2012-01-11 |
Search Strategy
| 1 | 5589DNP2011SEARCH_21-12-2016.pdf |