IP Library Granted Patent US 9,119,848
Granted Patent B2
US 9,119,848 · App. 12/903,462 · Granted Sep 1, 2015

Morphinan derivatives for the treatment of drug overdose

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Quick Facts
Patent No.
US 9,119,848
App. No.
12/903,462
Granted
Sep 1, 2015
Kind
B2
Abstract

The instant application relates to morphinan derivatives of Formula I with sustained effectiveness in treating drug toxicity and overdose:

Claims (4)

1. A method of treating opioid toxicity or overdose in a subject in need thereof comprising administrating L-malate salt of Compound-1 having the formula:

wherein said opioid toxicity or overdose is resulting from opioid administration to a non-dependent patient;

wherein said opioid toxicity or overdose results from an opioid drug selected from alfentanil, allylprodine, alphaprodine, anileridine, benzylmorphine, bezitramide, buprenorphine, butorphanol, clonitazene, codeine, desomorphine, dextromoramide, dezocine, diampromide, diamorphone, dihydrocodeine, dihydromorphine, dimenoxadol, dimepheptanol, dimethylthiambutene, dioxaphetyl butyrate, dipipanone, eptazocine, ethoheptazine, ethylmethylthiambutene, ethylmorphine, etonitazene, etorphine, dihydroetorphine, fentanyl and derivatives, heroin, hydrocodone, hydromorphone, hydroxypethidine, isomethadone, ketobemidone, levorphanol, levophenacylmorphan, lofentanil, meperidine, meptazinol, metazocine, methadone, metopon, morphine, myrophine, narceine, nicomorphine, norlevorphanol, normethadone, nalorphine, nalbuphene, normorphine, norpipanone, opium, oxycodone, oxymorphone, papaveretum, pentazocine, phenadoxone, phenomorphan, phenazocine, phenoperidine, piminodine, piritramide, propheptazine, promedol, properidine, propoxyphene, sufentanil, tilidine, tramadol, mixtures thereof

2. An L-malate salt of compound-1 having the formula:

Assignments (10)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (073213/0302) Recorded Feb 13, 2026
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: ALKERMES PHARMA IRELAND LIMITED
Reel/Frame 074858/0429 →
SECURITY INTEREST Recorded Feb 13, 2026
From: ALKERMES PHARMA IRELAND LIMITED
To: JPMORGAN CHASE BANK, N.A. AS ADMINISTRATIVE AGENT
Reel/Frame 074858/0405 →
SECURITY INTEREST Recorded Oct 23, 2025
From: ALKERMES PHARMA IRELAND LIMITED
To: JPMORGAN CHASE BANK, N.A. AS ADMINISTRATIVE AGENT
Reel/Frame 073213/0302 →
RELEASE OF PATENT SECURITY AGREEMENT (FIRST LIEN) Recorded Dec 24, 2024
From: MORGAN STANLEY SENIOR FUNDING, INC.
To: ALKERMES, INC.; ALKERMES PHARMA IRELAND LIMITED
Reel/Frame 069771/0548 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 11, 2014
From: FU, FEN-NI; GUO, CHENGYUN
To: ALKERMES PHARMA IRELAND LIMITED
Reel/Frame 033294/0867 →
RELEASE BY SECURED PARTY (SECOND LIEN) Recorded Oct 12, 2012
From: MORGAN STANLEY SENIOR FUNDING, INC.
To: ALKERMES, INC.; ALKERMES PHARMA IRELAND LIMITED; ALKERMES CONTROLLED THERAPEUTICS INC.
Reel/Frame 029116/0379 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 12, 2012
From: ALKERMES, INC.
To: ALKERMES PHARMA IRELAND LIMITED
Reel/Frame 028945/0855 →
PATENT SECURITY AGREEMENT (SECOND LIEN) Recorded Sep 29, 2011
From: ALKERMES, INC.; ALKERMES PHARMA IRELAND LIMITED; ALKERMES CONTROLLED THERAPEUTICS INC.
To: MORGAN STANLEY SENIOR FUNDING, INC.
Reel/Frame 026994/0245 →
PATENT SECURITY AGREEMENT (FIRST LIEN) Recorded Sep 29, 2011
From: ALKERMES, INC.; ALKERMES PHARMA IRELAND LIMITED; ALKERMES CONTROLLED THERAPEUTICS INC.
To: MORGAN STANLEY SENIOR FUNDING, INC.
Reel/Frame 026994/0186 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 9, 2010
From: SILVERMAN, BERNARD
To: ALKERMES, INC.
Reel/Frame 025487/0917 →