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Last Updated: July 3, 2020

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Patent: RE36359

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Summary for Patent: RE36359
Title: Long chain carboxylic acid imide ester
Abstract:Provided is a long chain carboxylic acid imide ester (I) represented by the following general formula (I) ##STR1## wherein W is a divalent long chain hydrocarbon group which may optionally be interrupted by one or more groups each independently selected from the group consisting of an oxygen, atom, a sulfur atom, and a group of --N(R.sup.1)-- (R.sup.1 being a lower alkyl group) and X represents a divalent hydrocarbon group which may optionally be substituted, or salt thereof. The above long chain carboxylic acid imide ester or its salts is useful for modifying enzymes or proteins having biological activities to give their derivatives which have, while retaining most of the original biological activities, an extremely prolonged plasma half-life as compared with the proteins and have no antigenecities and can be administered to animals.
Inventor(s): Ebashi; Iwao (Kurashiki, JP), Takigawa; Tetsuo (Kurashiki, JP), Inoue; Masayasu (Osaka, JP)
Assignee: Kuraray Co., Ltd. (Kurashiki, JP)
Application Number:08/850,021
Patent Claims:see list of patent claims

Details for Patent RE36359

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Nps Pharms Inc NATPARA parathyroid hormone INJECTABLE;INJECTION 125511 004 2015-01-23   Start Trial Kuraray Co., Ltd. (Kurashiki, JP) 2011-04-24 RX Orphan search
Nps Pharms Inc NATPARA parathyroid hormone INJECTABLE;INJECTION 125511 003 2015-01-23   Start Trial Kuraray Co., Ltd. (Kurashiki, JP) 2011-04-24 RX Orphan search
Nps Pharms Inc NATPARA parathyroid hormone INJECTABLE;INJECTION 125511 002 2015-01-23   Start Trial Kuraray Co., Ltd. (Kurashiki, JP) 2011-04-24 RX Orphan search
Nps Pharms Inc NATPARA parathyroid hormone INJECTABLE;INJECTION 125511 001 2015-01-23   Start Trial Kuraray Co., Ltd. (Kurashiki, JP) 2011-04-24 RX Orphan search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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