Patents

US9421270: Surfactant-copolymer complexes useful for sustained drug release

The invention discloses a surfactant-copolymer complex for delivery of hydrophobic compounds in sustained release; wherein the surfactant is a non-ionic surfactant; and copolymer is poly (maleic acid-alt-vinyl methyl ether). The invention also provides a process for preparation of the surfactant-copolymer complex.

Filing Date: 05-12-2014

Issue Date: 23-08-2016

Applicant: CSIR-National Chemical Laboratory (CSIR-NCL), Pune

Patent No: US9421270

Application No: 14/406037

Inventor(s): Kumaraswamy Guruswamy; Venugopal Edakkal

IPC Classification: A61K 47/32, A61Q 19/00, A61K 31/045, A61K 8/11, A61K 9/00, A61Q 11/00, A61K 8/86, A61K 8/81, A61K 47/10, A61K 47/26

Country: United States of America

Related Patents

AU2008352536: A process for the preparation of primary alkyl glycerol ethers useful as biofuel additive from glycerol
BR3182576: A process for seperation and recovery of Polyethylene glycol (PEG) from spent aqueous two-phase system
CN200380110308: A novel process for biobleaching of kraft pulp using defined bacterial consortia
CN200580009975: A novel method of standardization of chemical and therapeutic values of foods and medicines and pathological properties/conditions in biological samples by chromatographic fingerprinting
DE2649078: 4-aza-2,3-didehydropodophyllotoxin compounds and process for the preparation thereof