Metal nanoparticles
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United States of America Patent
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Aug 26, 2014
Grant Date -
Sep 6, 2012
app pub date -
Apr 2, 2010
filing date -
Apr 3, 2009
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Abstract
Provided herein are metal nanoparticles, metal nanopowders, methods of synthesizing the same, and radiation shields using the same.
First Claim
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
MERIDIAN RESEARCH AND DEVELOPMENT INC | 6 ARAGON AVENUE CORAL GABLES FL 33134 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Bradshaw, James Adam | Knoxville, US | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 | |||
DeMeo, Ronald F | Fort Lauderdale, US | 7 | 64 |
# of filed Patents : 7 Total Citations : 64 | |||
Polo, Federico | Castelcucco, IT | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 |
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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 | Feb 26, 2026 |
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
US Patent No: 8816115
Metal nanoparticles
Abstract
Provided herein are metal nanoparticles, metal nanopowders, methods of synthesizing the same, and radiation shields using the same.
Description
Claims
Claims data not available

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Oct 03, 2022 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Oct 03, 2022 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Aug 26, 2022 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Aug 26, 2022 |
Apr 18, 2022 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jan 17, 2018 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551) year of fee payment: 4 |
Aug 26, 2014 | I | Issuance | |
Aug 06, 2014 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Sep 06, 2012 | P | Published | |
May 17, 2012 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:DEMEO, RONALD F.;BRADSHAW, JAMES ADAM;POLO, FEDERICO;SIGNING DATES FROM 20120406 TO 20120517;REEL/FRAME:028229/0845 Owner name: MERIDIAN RESEARCH AND DEVELOPMENT, INC., FLORIDA |
Apr 02, 2010 | F | Filing | |
Apr 03, 2009 | PD | Priority Date |

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