Title:
METHOD OF MAKING RELEASABLE POLYMERIC REAGENTS
Document Type and Number:
WIPO Patent Application WO/2020/077289
Kind Code:
A3
Abstract:
The instant disclosure provides (among other things) improved methods of preparing fluorenyl-based polymeric reagents, methods of recovering and purifying such polymeric reagents, methods of reducing unwanted impurities in a fluorenyl-based polymeric reagent, fluorenyl-based polymeric reagents prepared by the methods described herein, and conjugates prepared by reaction with fluorenyl-based polymeric reagents prepared by the methods described herein.
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Inventors:
CULBERTSON SEAN (US)
MCMANUS SAMUEL (US)
KOZLOWSKI ANTONI (US)
SOMU VENKATA (US)
MCMANUS SAMUEL (US)
KOZLOWSKI ANTONI (US)
SOMU VENKATA (US)
Application Number:
PCT/US2019/055971
Publication Date:
June 11, 2020
Filing Date:
October 11, 2019
Export Citation:
Assignee:
NEKTAR THERAPEUTICS (US)
International Classes:
C08G65/331; A61K47/60; C08G65/333
Domestic Patent References:
| WO2001045796A2 | 2001-06-28 |
Foreign References:
| US8252275B2 | 2012-08-28 | |||
| US20120318701A1 | 2012-12-20 | |||
| US20130225789A1 | 2013-08-29 | |||
| EP3279236A1 | 2018-02-07 |
Attorney, Agent or Firm:
EVANS, Susan, T. et al. (US)
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