Glycerol-silicone elastomers as active matrices with controllable release profiles
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United States of America Patent
Stats
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Aug 29, 2023
Grant Date -
Jun 17, 2021
app pub date -
Nov 23, 2018
filing date -
Nov 23, 2017
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
Herein is disclosed an elastomeric silicone composition comprising at least a first and a second glycerol phase which are distinct from each other and a method of making the same. The elastomeric compositions are special therein that zero-order active substance release can reversibly be obtained by modifying the glycerol content of the silicone composition.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
DANMARKS TEKNISKE UNIVERSITET | ANKER ENGELUNDS VEJ 101 KONGENS LYNGBY 2800 |
International Classification(s)

- 2018 Application Filing Year
- C08J Class
- 2398 Applications Filed
- 1423 Patents Issued To-Date
- 59.35 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Brook, Michael Adrian | Ancaster, CA | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 | |||
Mazurek, Piotr Stanislaw | Virum, DK | 3 | 1 |
# of filed Patents : 3 Total Citations : 1 | |||
Skov, Anne Ladegaard | Frederiksberg, DK | 11 | 10 |
# of filed Patents : 11 Total Citations : 10 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- C08J Class
- 0 % this patent is cited more than
- 2 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Feb 28, 2027 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Feb 28, 2031 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Feb 28, 2035 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
---|---|---|---|
Aug 29, 2023 | P | Publication | |
Aug 09, 2023 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jun 26, 2023 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: PUBLICATIONS -- ISSUE FEE PAYMENT VERIFIED |
Dec 09, 2022 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: FINAL REJECTION MAILED |
Aug 31, 2022 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER |
May 20, 2022 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: NON FINAL ACTION MAILED |
Apr 06, 2022 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER |
Mar 10, 2022 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: NON FINAL ACTION MAILED |
Aug 20, 2021 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: DOCKETED NEW CASE - READY FOR EXAMINATION |
Jun 17, 2021 | P | Published | |
Apr 05, 2021 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: APPLICATION DISPATCHED FROM PREEXAM, NOT YET DOCKETED |
Apr 30, 2020 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SKOV, ANNE LADEGAARD;BROOK, MICHAEL ADRIAN;MAZUREK, PIOTR STANISLAW;REEL/FRAME:052552/0334 Owner name: DANMARKS TEKNISKE UNIVERSITET, DENMARK Effective Date: Apr 30, 2020 |
Apr 28, 2020 | FEPP | FEE PAYMENT PROCEDURE | free format text: ENTITY STATUS SET TO SMALL (ORIGINAL EVENT CODE: SMAL); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Apr 23, 2020 | FEPP | FEE PAYMENT PROCEDURE | free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Nov 23, 2018 | F | Filing | |
Nov 23, 2017 | PD | Priority Date |

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