Semiconductor device and method of manufacturing the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 18, 2006
Grant Date -
Apr 15, 2004
app pub date -
Dec 5, 2002
filing date -
Oct 14, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a semiconductor device and a method of manufacturing the same. The minimum marginal width of an impurity diffusion layer is defined to reduce by a given width. The reduced width of the impurity diffusion layer is compensated for through a silicon growth layer formed on the top of a device isolation film having a relatively higher degree of freedom than the bottom of the device isolation film. Thus, the degree of integration in the semiconductor device can be improved while keeping intact the minimum marginal width of the impurity diffusion layer.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
KR | B1 | KR100473733 | Oct 14, 2002 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT SPECIFICATION | Semiconductor device and method for manufacturing the same | Mar 10, 2005 | |||
JP | A | JP2004134718 | Dec 19, 2002 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
Published unexamined patent application | SEMICONDUCTOR ELEMENT AND ITS MANUFACTURING METHOD | Apr 30, 2004 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
MAGNACHIP SEMICONDUCTOR LTD | 1 HYANGJEONG-DONG HEUNGDUK-GU CHEONGJU-SI CHUNGCHONGBUK-DO 361-725 |
International Classification(s)

- 2002 Application Filing Year
- H01L Class
- 14069 Applications Filed
- 7752 Patents Issued To-Date
- 55.10 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Kim, Nam Sik | Goonpo-Shi, KR | 12 | 73 |
# of filed Patents : 12 Total Citations : 73 | |||
Shin, Joo Han | Cheongjoo-Shi, KR | 1 | 38 |
# of filed Patents : 1 Total Citations : 38 |
Cited Art Landscape
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Patent Citation Ranking
- 33 Citation Count
- H01L Class
- 76.54 % this patent is cited more than
- 19 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

Legal Events
Date | Code | Event | Description |
---|---|---|---|
May 17, 2010 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Apr 18, 2010 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Apr 18, 2010 |
Apr 18, 2010 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Nov 23, 2009 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Feb 17, 2009 | AS | ASSIGNMENT | free format text: AFTER-ACQUIRED INTELLECTUAL PROPERTY KUN-PLEDGE AGREEMENT;ASSIGNOR:MAGNACHIP SEMICONDUCTOR, LTD.;REEL/FRAME:022277/0133 Owner name: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL TRUS Effective Date: Feb 17, 2009 |
Apr 18, 2006 | I | Issuance | |
Oct 04, 2004 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:HYNIX SEMICONDUCTOR, INC.;REEL/FRAME:016216/0649 Owner name: MAGNACHIP SEMICONDUCTOR, LTD., KOREA, REPUBLIC OF Effective Date: Oct 04, 2004 |
Apr 15, 2004 | P | Published | |
Dec 05, 2002 | F | Filing | |
Nov 18, 2002 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KIM, NAM SIK;SHIN, JOO HAN;REEL/FRAME:013548/0067 Owner name: HYNIX SEMICONDUCTOR INC., KOREA, REPUBLIC OF Effective Date: Nov 18, 2002 |
Oct 14, 2002 | PD | Priority Date |

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