US20160185790A1 - Process for preparing oxycodone compositions - Google Patents

Process for preparing oxycodone compositions Download PDF

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Publication number
US20160185790A1
US20160185790A1 US15/061,681 US201615061681A US2016185790A1 US 20160185790 A1 US20160185790 A1 US 20160185790A1 US 201615061681 A US201615061681 A US 201615061681A US 2016185790 A1 US2016185790 A1 US 2016185790A1
Authority
US
United States
Prior art keywords
hydroxycodeinone
process
ppm
oxycodone
composition
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
US15/061,681
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
Rhodes Technologies
Purdue Pharma LP
Purdue Pharmaceuticals LP
PF Laboratories Inc
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=US20160185790(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
Priority to US12/380,800 priority patent/US20090227615A1/en
Priority to US12/893,681 priority patent/US20110207762A1/en
Priority to US13/366,755 priority patent/US9073933B2/en
Priority to US14/725,210 priority patent/US20150265598A1/en
Priority to US15/061,681 priority patent/US20160185790A1/en
Application filed by Rhodes Technologies, Purdue Pharma LP, Purdue Pharmaceuticals LP, PF Laboratories Inc filed Critical Rhodes Technologies
Publication of US20160185790A1 publication Critical patent/US20160185790A1/en
Assigned to EURO-CELTIQUE S.A. reassignment EURO-CELTIQUE S.A. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KYLE, DONALD, CHAPMAN, ROBERT, HONG, QI, KUPPER, ROBERT, RIDER, LONN S.
Assigned to PURDUE PHARMA L.P. reassignment PURDUE PHARMA L.P. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: EURO-CELTIQUE S.A.
Assigned to PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P., THE P.F. LABORATORIES, INC., 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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