Opioid ketal compounds and uses thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11731979
APP PUB NO 20220041612A1
SERIAL NO

17407222

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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This invention relates to opioid ketal compounds of Formula (I), Formula (II), or Formula (III): or a pharmaceutically acceptable salts thereof, wherein R1 is H or CH3, R2 is H or OH, n is 0, 1, 2 or 3, R3 and R4 are independently H or optionally substituted C1-C4 alkyl, or when n is 0, then R3 and R4 and the carbon atoms to which they are attached together form six, or seven membered ring, which is optionally mono or disubstituted by C1-C4 alkyl. The invention also relates to oxycodone ketal compounds of Formula (IV) or (V): or a pharmaceutically acceptable salts thereof. The invention also relates to the use of such compounds for the treatment, prevention, or amelioration of pain.

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Patent Owner(s)

Patent OwnerAddress
RHODES TECHNOLOGIES498 WASHINGTON STREET COVENTRY RI 02816

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Glowaky, Raymond C Killingworth, US 18 196
Kupper, Robert J Warwick, US 29 270

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