PROCESS FOR PREPARING OXYCODONE COMPOSITIONS
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Mar 4, 2016
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Mar 30, 2004
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Abstract
In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
PURDUE PHARMA L P | ONE STAMFORD FORUM 201 TRESSER BOULEVARD STAMFORD CT 06901-3431 |
International Classification(s)

- 2016 Application Filing Year
- C07D Class
- 5513 Applications Filed
- 4516 Patents Issued To-Date
- 81.92 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Chapman, Robert | Downingtown, US | 46 | 1068 |
# of filed Patents : 46 Total Citations : 1068 | |||
Hong, Qi | Sharon, US | 103 | 1759 |
# of filed Patents : 103 Total Citations : 1759 | |||
Kupper, Robert | East Greenwich, US | 36 | 1039 |
# of filed Patents : 36 Total Citations : 1039 | |||
Kyle, Donald | Yardley, US | 236 | 1874 |
# of filed Patents : 236 Total Citations : 1874 | |||
Rider, Lonn S | Foster, US | 42 | 1038 |
# of filed Patents : 42 Total Citations : 1038 |
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- 0 Citation Count
- C07D Class
- 0 % this patent is cited more than
- 9 Age
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Maintenance Fees
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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Mar 1, 2028 |
Fee | Large entity fee | small entity fee | micro entity fee |
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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 Application No: 2016/0251,363
PROCESS FOR PREPARING OXYCODONE COMPOSITIONS
Abstract
In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
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