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Class Information
Number: 264/4.33
Name: Plastic and nonmetallic article shaping or treating: processes > Encapsulating normally liquid material > Liquid encapsulation utilizing an emulsion or dispersion to form a solid-walled microcapsule (includes liposome) > With treatment subsequent to solid wall formation (e.g., coating, hardening, etc.) > Microcapsule wall derived from synthetic polymer
Description: Subject matter wherein the microencapsulation process produces a wall derived from a synthetic polymer which was prepared either prior to or during the process.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8710958 Containers having radio frequency identification tags and method of applying radio frequency identification tags to containers Apr. 29, 2014
8586098 Loading of hydrophobic drugs into hydrophilic polymer delivery systems Nov. 19, 2013
8493648 Method of fabricating electrophoretic ink, electrophoretic ink formed using the method, and electrophoretic display having the same Jul. 23, 2013
8394497 Microencapsulated particles and process for manufacturing same Mar. 12, 2013
8349452 Microcapsules, their preparation and use Jan. 8, 2013
8323794 Injectable hydrogel microspheres from aqueous two-phase system Dec. 4, 2012
8246868 Method for producing vesicle, vesicle obtained by the production method, and method for producing frozen particle used in production of vesicle Aug. 21, 2012
8246869 Photo-responsive microencapsulation materials, compositions and methods of use thereof Aug. 21, 2012
8206826 Method for producing heat-expandable microspheres and application thereof Jun. 26, 2012
8206621 Use of ethanol as plasticizer for preparing subcutaneous implants containing thermolabile active principles dispersed in a PLGA matrix Jun. 26, 2012
8187672 Residual solvent extraction method and microparticles produced thereby May. 29, 2012
8076280 Emulsions containing encapsulated fragrances and personal care compositions comprising said emulsions Dec. 13, 2011
8057899 Nano-particle preparation and applications Nov. 15, 2011
8039015 Microencapsulation product and process Oct. 18, 2011
8007831 Loading of hydrophobic drugs into hydrophilic polymer delivery systems Aug. 30, 2011
8003211 Microencapsulated particles and process for manufacturing same Aug. 23, 2011
7943067 Nanogels and their production using liposomes as reactors May. 17, 2011
7883648 Lipobeads and their production Feb. 8, 2011
7875310 Residual solvent extraction method and microparticles produced thereby Jan. 25, 2011
7838037 Method of microencapsulation Nov. 23, 2010
7833578 Composition and method for fabricating microcapsules encapsulating phase-change material Nov. 16, 2010
7807076 Process for the preparation of microcapsules Oct. 5, 2010
7776240 Injectable hydrogel microspheres from aqueous two-phase system Aug. 17, 2010
7691296 Method for stabilizing active components using polyol/polymer microcapsule, and cosmetic composition containing the microcapsule Apr. 6, 2010
7629394 UV curable coating material of encapsulated water dispersed core material Dec. 8, 2009
7618565 Lipobeads and their production Nov. 17, 2009
7588780 Embolization Sep. 15, 2009
7524530 Residual solvent extraction method and microparticles produced thereby Apr. 28, 2009
7442410 Method for encapsulating phase transitional paraffin compounds using melamine-formaldehyde and microcapsule resulting therefrom Oct. 28, 2008
7297404 Microencapsulated particles and process for manufacturing same Nov. 20, 2007
7279121 Process for producing electrophoretic microcapsules Oct. 9, 2007
7223440 Residual solvent extraction method and microparticles produced thereby May. 29, 2007
7179407 Zero order release and temperature-controlled microcapsules and process for the preparation thereof Feb. 20, 2007
7179490 Sustained release ionic conjugate Feb. 20, 2007
7094045 Microencapsulation system and method Aug. 22, 2006
7074883 Acid end group poly(D,L-lactide-co-glycolide) copolymers with high glycolide content Jul. 11, 2006
7061663 Capsules, materials for use therein and electrophoretic media and displays containing such capsules Jun. 13, 2006
7041241 Use of biodegradable microspheres that release an anticancer agent for treating gliobastoma May. 9, 2006
7041304 Thermotropic liquid crystal polymer microcapsules, a method for preparing the same, and cosmetic compositions containing the same May. 9, 2006
7037582 Method for encapsulating phase transitional paraffin compound that can undergo phase transition and microcapsule resulting therefrom May. 2, 2006
7025912 Microcapsule and manufacturing method thereof Apr. 11, 2006
7018711 Micro-capsules comprising a capsule core containing water-soluble substances Mar. 28, 2006
7011776 Method and apparatus for preparing microspheres Mar. 14, 2006
6998074 Method for forming polymer microspheres Feb. 14, 2006
6984347 Thermo-expansive microcapsules and their application Jan. 10, 2006
6984449 Pellets and process for production thereof Jan. 10, 2006
6979467 Microcapsules IV Dec. 27, 2005
6974592 Encapsulated agglomeration of microcapsules and method for the preparation thereof Dec. 13, 2005
6969530 Microcapsules and emulsions containing low bloom gelatin and methods of making and using thereof Nov. 29, 2005
6964747 Production of dyed polymer microparticles Nov. 15, 2005

1 2 3 4 5 6

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