Organic colouring agents and coloured polymer compositions with a high stability to weathering
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Dec 15, 2015
Grant Date -
May 1, 2014
app pub date -
Jan 3, 2014
filing date -
Dec 17, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to organic coloring agents with a high color stability to weathering for thermoplastics. The invention furthermore relates to a polymer composition containing at least one thermoplastic and at least one organic coloring agent, preferably a combination of at least two organic coloring agents, of a specific structure. The invention moreover relates to the use of the coloring agents according to the invention for coloring polymer compositions, in particular for transparent formulations such as are required for the production of panes for use in buildings, motor vehicles and track vehicles or aircraft.
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 | |
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COVESTRO DEUTSCHLAND AG | LEVERKUSEN GERMANY LEVERKUSEN NORTH RHINE-WESTPHALIA |
International Classification(s)

- 2014 Application Filing Year
- B60J Class
- 574 Applications Filed
- 487 Patents Issued To-Date
- 84.85 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Meyer, Alexander | Düsseldorf, DE | 104 | 402 |
# of filed Patents : 104 Total Citations : 402 | |||
Reichenauer, Jörg | Krefeld, DE | 5 | 39 |
# of filed Patents : 5 Total Citations : 39 | |||
Wagner, Michael | Moers, DE | 194 | 2499 |
# of filed Patents : 194 Total Citations : 2499 |
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Patent Citation Ranking
- 0 Citation Count
- B60J Class
- 0 % this patent is cited more than
- 10 Age
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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 | Jun 15, 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

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Sep 17, 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 |
Apr 11, 2017 | I | Issuance | |
Mar 22, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jul 07, 2016 | P | Published | |
Mar 04, 2016 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KLOEPPER, JOSEPH W.;FADAMIRO, HENRY Y.;NGUMBI, ESTHER N.;AND OTHERS;SIGNING DATES FROM 20160216 TO 20160219;REEL/FRAME:037894/0391 Owner name: AUBURN UNIVERSITY, ALABAMA |
Feb 11, 2016 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KLOEPPER, JOSEPH W.;FADAMIRO, HENRY Y.;NGUMBI, ESTHER N.;AND OTHERS;SIGNING DATES FROM 20111130 TO 20111208;REEL/FRAME:037705/0517 Owner name: AUBURN UNIVERSITY, ALABAMA |
Feb 03, 2016 | F | Filing |

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