Switching device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jan 23, 2018
Grant Date -
Jul 6, 2017
app pub date -
Dec 31, 2015
filing date -
Dec 31, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A semiconductor device includes a first doping region, a second doping region, and a channel region. The first doping region is doped with a first type of dopant. The second doping region is doped with the first type of dopant. The channel region is doped with a second type of dopant, wherein the channel region is configured to have a first region with a first concentration of the second type of dopant and a second region with a second concentration of the second type of dopant, and the second concentration is higher than the first concentration.
First Claim
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Family
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD | 8 LI-HSIN RD 6 HSINCHU SCIENCE PARK HSINCHU 300-78 |
International Classification(s)

- 2015 Application Filing Year
- H01L Class
- 25498 Applications Filed
- 22451 Patents Issued To-Date
- 88.06 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Jin, Jun-De | Hsinchu, TW | 53 | 383 |
# of filed Patents : 53 Total Citations : 383 |
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Patent Citation Ranking
- 0 Citation Count
- H01L Class
- 0 % this patent is cited more than
- 7 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 23, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 23, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Dec 07, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 23, 2018 | I | Issuance | |
Jan 03, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jul 06, 2017 | P | Published | |
Dec 31, 2015 | F | Filing | |
Dec 23, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:JIN, JUN-DE;REEL/FRAME:037453/0527 Owner name: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD., T Effective Date: Dec 23, 2015 |

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