Hard-coated member, and its production method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 6, 2012
Grant Date -
Aug 26, 2010
app pub date -
Oct 12, 2007
filing date -
Oct 12, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The hard-coated member of the present invention having a compression-stress-loaded hard coating having a thickness of 5 μm or more, the hard coating having a face-centered cubic structure having a composition represented by (Me1-aXa)α(N1-x-yCxOy), wherein Me is at least one element selected from Groups 4a, 5a and 6a, X is at least one element selected from the group consisting of Al, Si, B and S, a, x and y are respectively the contents (atomic ratios) of X, C and O, and α is a ratio of (Me1-aXa) to (N1-x-yCxOy), meeting 0.1≦a≦0.65, 0≦x≦0.1, 0≦y≦0.1, and 0.85≦α≦1.25; and the X-ray diffraction of the hard coating having a peak intensity Ir of a (111) plane, a peak intensity Is of a (200) plane, and a peak intensity It of a (220) plane, meeting 2≦Is/Ir, and 0.2≦It/Ir≦1, and the (200) plane having a half-value W(°)≦0.7.
First Claim
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Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- HITACHI TOOL ENGINEERING, LTD.
International Classification(s)

- 2007 Application Filing Year
- B23B Class
- 434 Applications Filed
- 279 Patents Issued To-Date
- 64.29 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Kubota, Kazuyuki | Narita, JP | 65 | 403 |
# of filed Patents : 65 Total Citations : 403 | |||
Ohnuma, Hitoshi | Narita, JP | 2 | 24 |
# of filed Patents : 2 Total Citations : 24 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 6 Citation Count
- B23B Class
- 5.62 % this patent is cited more than
- 13 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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Jan 30, 2022 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jan 30, 2022 |
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Jan 30, 2018 | I | Issuance | |
Jan 10, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Mar 16, 2017 | P | Published | |
Dec 23, 2016 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHICHE, JOHANNA;THIEBLEMONT, CATHERINE;RICCI, JEAN-EHRLAND;SIGNING DATES FROM 20161207 TO 20161211;REEL/FRAME:040757/0163 Owner name: UNIVERSITE DE NICE - SOPHIA ANTIPOLIS, FRANCE free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHICHE, JOHANNA;THIEBLEMONT, CATHERINE;RICCI, JEAN-EHRLAND;SIGNING DATES FROM 20161207 TO 20161211;REEL/FRAME:040757/0163 Owner name: ASSISTANCE PUBLIQUE-HOPITAUX DE PARIS (APHP), FRAN free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHICHE, JOHANNA;THIEBLEMONT, CATHERINE;RICCI, JEAN-EHRLAND;SIGNING DATES FROM 20161207 TO 20161211;REEL/FRAME:040757/0163 Owner name: UNIVERSITE PARIS DIDEROT - PARIS 7, FRANCE free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHICHE, JOHANNA;THIEBLEMONT, CATHERINE;RICCI, JEAN-EHRLAND;SIGNING DATES FROM 20161207 TO 20161211;REEL/FRAME:040757/0163 Owner name: INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA REC |
Feb 27, 2015 | F | Filing | |
Mar 03, 2014 | PD | Priority Date |

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