Betavoltaic power converter die stacking
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 10, 2015
Grant Date -
Dec 1, 2011
app pub date -
May 28, 2010
filing date -
May 28, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A power converter comprises a first die and a second die. Each die comprises a semiconductor substrate comprising a junction for converting nuclear radiation particles to electrical energy, the junction of each semiconductor substrate comprising a first side and a second side, a first electrode comprising a nuclear radiation-emitting radioisotope deposited on the semiconductor substrate, the first electrode being electrically connected to the first side of the junction, and a second electrode deposited on the semiconductor substrate, the second electrode being electrically connected to the second side. A bond is formed between one of the first electrode or the second electrode of the first die and one of the first electrode or the second electrode of the second die, wherein the bond forms an electrical contact between the bonded electrodes.
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 | |
---|---|---|
MEDTRONIC INC | 710 MEDTRONIC PARKWAY NE MINNEAPOLIS MN 55432 |
International Classification(s)

- 2010 Application Filing Year
- H01L Class
- 16510 Applications Filed
- 13147 Patents Issued To-Date
- 79.64 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Batchelder, Geoffrey D | Chandler, US | 4 | 345 |
# of filed Patents : 4 Total Citations : 345 |
Cited Art Landscape
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Patent Citation Ranking
- 3 Citation Count
- H01L Class
- 10.46 % this patent is cited more than
- 10 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 10, 2027 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
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May 04, 2015 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Apr 05, 2015 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Apr 05, 2015 |
Apr 05, 2015 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Nov 14, 2014 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Oct 31, 2013 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jul 05, 2011 | CC | CERTIFICATE OF CORRECTION | |
Apr 05, 2011 | I | Issuance | |
Oct 22, 2009 | P | Published | |
May 30, 2008 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:FLEISCH, CHRISTIAN;GUDEL, RUDOLF;ZULAUF, WALTER;REEL/FRAME:021023/0215;SIGNING DATES FROM 20080131 TO 20080220 Owner name: GUDEL GROUP AG, SWITZERLAND free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:FLEISCH, CHRISTIAN;GUDEL, RUDOLF;ZULAUF, WALTER;SIGNING DATES FROM 20080131 TO 20080220;REEL/FRAME:021023/0215 Owner name: GUDEL GROUP AG, SWITZERLAND |
Jul 20, 2006 | F | Filing | |
Jul 27, 2005 | PD | Priority Date |

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