Bilayered calcium sulfate/calcium phosphate space-making composites with multiple drug delivery capabilities
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 20, 2018
Issued Date -
N/A
app pub date -
Apr 3, 2015
filing date -
Apr 4, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention provides for bilayered composites that provide for sustained drug delivery and support to recovering tissue(s) and areas surrounding, such as with bone tissue. The two layers degrade at separate rates, thereby providing sustained mechanical support and tailored drug delivery.
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 | |
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UNIVERSITY OF KENTUCKY RESEARCH FOUNDATION | A144 ASTECC BUILDING LEXINGTON KY 40506-0286 |
International Classification(s)

- 2015 Application Filing Year
- A61K Class
- 16157 Applications Filed
- 11882 Patents Issued To-Date
- 73.55 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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McQuinn, Mike | Lexington, US | 1 | 4 |
# of filed Patents : 1 Total Citations : 4 | |||
Orellana, Bryan | Lexington, US | 1 | 4 |
# of filed Patents : 1 Total Citations : 4 | |||
Puleo, David | Lexington, US | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 |
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Patent Citation Ranking
- 3 Citation Count
- A61K Class
- 50.93 % this patent is cited more than
- 7 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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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Aug 20, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 20, 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 |
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Mar 26, 2012 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Feb 24, 2012 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Feb 24, 2012 |
Feb 24, 2012 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Oct 10, 2011 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Mar 10, 2010 | AS | ASSIGNMENT | free format text: CHANGE OF NAME;ASSIGNOR:ALCAN AIREX AG;REEL/FRAME:024944/0275 Owner name: AIREX AG, SWITZERLAND Effective Date: Mar 10, 2010 |
Aug 23, 2007 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Jul 04, 2007 | AS | ASSIGNMENT | free format text: MERGER;ASSIGNOR:SINCO RICERCHE S.P.A.;REEL/FRAME:020679/0837 Owner name: COBARR S.P.A., ITALY Effective Date: Jul 25, 2002 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:COBARR S.P.A.;REEL/FRAME:020679/0446 Owner name: ALCAN AIREX AG, SWITZERLAND Effective Date: Jul 04, 2007 |
Dec 08, 2006 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAT HOLDER NO LONGER CLAIMS SMALL ENTITY STATUS, ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: STOL); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Dec 08, 2006 | REFU | REFUND | free format text: REFUND - SURCHARGE, PETITION TO ACCEPT PYMT AFTER EXP, UNINTENTIONAL (ORIGINAL EVENT CODE: R2551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Feb 24, 2004 | I | Issuance | |
Mar 20, 2000 | F | Filing | |
Mar 08, 2000 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:AL GHATTA, HUSSEIN;COBROR, SANDRO;SEVERINI, TONINO;REEL/FRAME:010679/0916 Owner name: SINCO RICERCHE S.P.A., ITALY Effective Date: Mar 08, 2000 |
May 24, 1999 | PD | Priority Date |

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