Crystal Growth Apparatus
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United States of America Patent
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N/A
Issued Date -
Feb 20, 2014
app pub date -
Mar 29, 2012
filing date -
Mar 29, 2011
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
An apparatus for crystal growth including a source chamber configured to contain a source material, a growth chamber, a passage for transport of vapour from the source chamber to the growth chamber, and a support provided within the growth chamber that is configured to support a seed crystal. The coefficient of thermal expansion of the support is greater than the coefficient of thermal expansion of the growth chamber.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
GB | A | GB2489474 | Mar 29, 2011 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
PUBLISHED PATENT APPLICATION | Crystal growth apparatus | Oct 03, 2012 | |||
JP | B2 | JP5745685 | Mar 29, 2012 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PUBLISHED GRANTED PATENT (SECOND LEVEL) | 結晶成長装置 | Jul 08, 2015 | |||
EP | B1 | EP2691562 | Mar 29, 2012 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
Patent | CRYSTAL GROWTH APPARATUS AND METHOD | Jul 08, 2015 | |||
WO | A1 | WO2012131307 | Mar 29, 2012 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
INTERNATIONAL APPLICATION PUBLISHED WITH INTERNATIONAL SEARCH REPORT | CRYSTAL GROWTH APPARATUS | Oct 04, 2012 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
KROMEK LIMITED | SEDGEFIELD DURHAM TS21 3FD |
International Classification(s)

- 2012 Application Filing Year
- C30B Class
- 390 Applications Filed
- 342 Patents Issued To-Date
- 87.70 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Mullins, John Tomlinson | Stockton-on-Tees, GB | 5 | 5 |
# of filed Patents : 5 Total Citations : 5 | |||
Robinson, Max | Durham, GB | 29 | 396 |
# of filed Patents : 29 Total Citations : 396 |
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Patent Citation Ranking
- 0 Citation Count
- C30B Class
- 0 % this patent is cited more than
- 11 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 20, 2025 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
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