IP Library › Patent Application 17811736
Patent Application
App. No. 17/811,736

PROCESS FOR PREPARING OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE

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Quick Facts
Patent No.
US None
App. No.
17/811,736
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.

Claims (2)

1 . A process for preparing an oxycodone hydrochloride composition having less than 25 ppm 14-hydroxycodeinone comprising hydrogenating an oxycodone hydrochloride composition having at least 100 ppm 14-hydroxycodeinone in a suitable solvent to produce an oxycodone composition having less than 25 ppm 14-hydroxycodeinone.

2 - 70 . (canceled)

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 17, 2023
From: CHAPMAN, ROBERT; RIDER, LONN S.; HONG, QI; KYLE, DONALD; KUPPER, ROBERT
To: EURO-CELTIQUE S.A.
Reel/Frame 065607/0890 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 17, 2023
From: EURO-CELTIQUE S.A.
To: PURDUE PHARMA L.P.
Reel/Frame 065607/0896 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 17, 2023
From: PURDUE PHARMA L.P.
To: PURDUE PHARMA L.P.; THE P.F. LABORATORIES, INC.; PURDUE PHARMACEUTICALS L.P.; RHODES TECHNOLOGIES
Reel/Frame 065607/0899 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 17, 2023
From: THE P.F. LABORATORIES, INC.; PURDUE PHARMA TECHNOLOGIES, INC.
To: PURDUE PHARMA L.P.
Reel/Frame 065607/0910 →