US20090227615A1 - Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone - Google Patents

Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone Download PDF

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Publication number
US20090227615A1
US20090227615A1 US12/380,800 US38080009A US2009227615A1 US 20090227615 A1 US20090227615 A1 US 20090227615A1 US 38080009 A US38080009 A US 38080009A US 2009227615 A1 US2009227615 A1 US 2009227615A1
Authority
US
United States
Prior art keywords
hydroxycodeinone
ppm
oxycodone
oxycodone hydrochloride
less
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US12/380,800
Inventor
Robert Chapman
Lonn S. Rider
Qi Hong
Donald Kyle
Robert Kupper
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhodes Technologies
Purdue Pharma LP
Original Assignee
Purdue Pharma LP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
Priority to US55749204P priority Critical
Priority to US60153404P priority
Priority to US62007204P priority
Priority to US64862505P priority
Priority to US65177805P priority
Priority to US11/093,626 priority patent/US7129248B2/en
Priority to US11/391,897 priority patent/US20060173029A1/en
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35124996&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=US20090227615(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority to US11/653,529 priority patent/US7683072B2/en
Application filed by Purdue Pharma LP filed Critical Purdue Pharma LP
Priority to US12/380,800 priority patent/US20090227615A1/en
Publication of US20090227615A1 publication Critical patent/US20090227615A1/en
Assigned to PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P., P.F. LABORATORIES, INC. THE, RHODES TECHNOLOGIES reassignment PURDUE PHARMA L.P. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PURDUE PHARMA L.P.
Assigned to PURDUE PHARMA L.P. reassignment PURDUE PHARMA L.P. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PURDUE PHARMA TECHNOLOGIES, INC., THE P.F. LABORATORIES, INC.
Application status is Abandoned legal-status Critical

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