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1. (WO2007012059) METHOD FOR PREPARING POLYMER MALEIMIDES
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/2007/012059 International Application No.: PCT/US2006/028271
Publication Date: 25.01.2007 International Filing Date: 19.07.2006
IPC:
C08G 65/329 (2006.01) ,A61K 47/48 (2006.01)
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
65
Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
02
from cyclic ethers by opening of the heterocyclic ring
32
Polymers modified by chemical after-treatment
329
with organic compounds
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
47
Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives
48
the non-active ingredient being chemically bound to the active ingredient, e.g. polymer drug conjugates
Applicants:
NEKTAR THERAPEUTICS AL, CORPORATION [US/US]; 490 Discover Drive Huntsville, AL 35806, US (AllExceptUS)
KOZLOWSKI, Antoni [PL/US]; US (UsOnly)
HANDLEY, John [US/US]; US (UsOnly)
SCHAEFER, Anthony, G. [US/US]; US (UsOnly)
BRAY, Brian [US/US]; US (UsOnly)
ODOM, Ryan [US/US]; US (UsOnly)
SANDER, Tony, L. [US/US]; US (UsOnly)
Inventors:
KOZLOWSKI, Antoni; US
HANDLEY, John; US
SCHAEFER, Anthony, G.; US
BRAY, Brian; US
ODOM, Ryan; US
SANDER, Tony, L.; US
Agent:
WILSON, Mark, A. ; Nektar Therapeutics 150 Industrial Road San Carlos, CA 94070, US
Priority Data:
60/700,97219.07.2005US
Title (EN) METHOD FOR PREPARING POLYMER MALEIMIDES
(FR) PROCEDE DE PREPARATION DE MALEIMIDES POLYMERES
Abstract:
(EN) Methods for preparing polymeric reagents bearing a maleimide are provided. Also provided are compositions comprising the polymeric reagents, and conjugates prepared by polymeric reagents obtained by the described methods.
(FR) Cette invention concerne des procédés de préparation de réactifs polymères comportant un maléimide. Cette invention concerne également des compositions comprenant les réactifs polymères, ainsi que des conjugués préparés par les réactifs polymères obtenus par les procédés ci-décrits.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LV, LY, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)
Also published as:
MXMX/a/2008/000867KR1020080027878EP1915412JP2009503150CN101268118CA2614987
AU2006269845IN478/DELNP/2008