Boron-doped isotopic diamond and process for producing the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
Dec 8, 2000
filing date -
Aug 1, 1997
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

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Abstract
A .sup.12C or .sup.13C isotopic diamond which is boron-doped and has an extremely high thermal conductivity, and a process for producing the same. The purity of the .sup.12C or .sup.13C isotope of said isotopic diamond is preferably at least 99.5%.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
TOKYO GAS CO LTD | 5-20 KAIGAN 1-CHOME MINATO-KU TOKYO 1058527 ?1058527 | |
TOKYO GAS CHEMICAL CO LTD | NISHI-SHINJUKU 3-CHOME SHINJUKU PARK TOWER 25TH FLOOR 7-1 SHINJUKU-KU TOKYO 163-1025 |
International Classification(s)

- 2000 Application Filing Year
- C30B Class
- 248 Applications Filed
- 120 Patents Issued To-Date
- 48.39 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Horiuchi, Kenji | Kawasaki-shi, JP | 37 | 375 |
# of filed Patents : 37 Total Citations : 375 | |||
Kataoka, Kazuhiro | Tokorozawa-shi, JP | 3 | 21 |
# of filed Patents : 3 Total Citations : 21 | |||
Nakamura, Kazuo | Yokohama-shi, JP | 224 | 3570 |
# of filed Patents : 224 Total Citations : 3570 | |||
Yamashita, Satoshi | Tokyo, JP | 110 | 588 |
# of filed Patents : 110 Total Citations : 588 |
Cited Art Landscape
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Patent Citation Ranking
- 7 Citation Count
- C30B Class
- 0 % this patent is cited more than
- 24 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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Dec 12, 2017 | I | Issuance | |
Dec 12, 2017 | PD | Priority Date | |
Nov 21, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Aug 31, 2017 | P | Published | |
Apr 25, 2017 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SATTLER, MICHAEL;POPOWICZ, GRZEGORZ;DAWIDOWSKI, MACIEJ;AND OTHERS;SIGNING DATES FROM 20170328 TO 20170412;REEL/FRAME:042134/0356 Owner name: HELMHOLTZ ZENTRUM MUNCHEN - DEUTSCHES FORSCHUNGSZE |
Sep 08, 2015 | F | Filing |

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