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Class Information
Number: 427/213.3
Name: Coating processes > Particles, flakes, or granules coated or encapsulated > Solid encapsulation process utilizing an emulsion or dispersion to form a solid-walled microcapsule (includes liposome)
Description: Subject matter wherein a medium in the form of an emulsion or dispersion is used to affect encapsulation of the solid; the medium may contain one or more polymers, polymer precursors, monomers or other encapsulating materials; e.g., gelatin wax, etc.


Sub-classes under this class:

Class Number Class Name Patents
427/213.34 Solid-walled microcapsule formed by in situ polymerization 179
427/213.35 Solid-walled microcapsule formed from gelatin or derivative thereof 58
427/213.36 Solid-walled microcapsule formed from preformed synthetic polymer 204
427/213.31 With post-treatment of encapsulant or encapsulating material (e.g., further coating, hardening, etc.) 202


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
7611644 Core-shell structure metal nanoparticles and its manufacturing method Nov. 3, 2009
7595348 Butyl lactate emulsions for the precipitation of water-insoluble drug nanoparticles Sep. 29, 2009
7575804 Coarse-particle microcapsule preparation Aug. 18, 2009
7569274 Impregnated powder improving bioavailability and/or solubility and method of production Aug. 4, 2009
7534489 Coated composites of magnetic material and quantum dots May. 19, 2009
7527809 Polyhydroxyalkanoate-containing magnetic structure, and manufacturing method and use thereof May. 5, 2009
7527825 Method for avoiding the agglomeration of pellets treated at high temperatures May. 5, 2009
7524559 Resin particle, conductive particle, and anisotropic conductive adhesive containing the same Apr. 28, 2009
7517587 Macromolecules auto-assembled and photopolymerised around carbon nanotubes, a method for production and application thereof Apr. 14, 2009
7504130 Preparation of titania coated nickel ferrite nanoparticles Mar. 17, 2009
7488513 Process for producing microcapsule enclosing electrophoretic particle dispersion, microcapsule enclosing electrophoretic particle dispersion and reversible display medium containing the same Feb. 10, 2009
7462393 Spray powder for the manufacture of a thermally insulating layer which remains resistant at high temperatures Dec. 9, 2008
7351474 Pigment preparations Apr. 1, 2008
7344752 Core-shell particles synthesized through controlled free radical polymerization Mar. 18, 2008
RE40059 Sensitive substance encapsulation Feb. 12, 2008
7323039 Method for preparing microsphere Jan. 29, 2008
7285306 Process for self-repair of insulation material Oct. 23, 2007
7285502 Methods for forming porous insulator structures on semiconductor devices Oct. 23, 2007
7271200 Emulsions Sep. 18, 2007
7264875 Microcapsules and processes for producing the same Sep. 4, 2007
7244413 Functionalized encapsulated fluorescent nanocrystals Jul. 17, 2007
7195820 Core-shell polymers having hydrophilic shells for improved shell coverage and anti-blocking properties Mar. 27, 2007
7192542 Oil absorbing composition and process Mar. 20, 2007
7192620 Mold-release coating systems Mar. 20, 2007
7179490 Sustained release ionic conjugate Feb. 20, 2007
7169335 Process for encapsulating dissolved reactants of color-reaction systems, the capsules obtainable therefrom as well as their use in color-reaction papers Jan. 30, 2007
7153541 Method for inhibiting oxidation of metal sulfide-containing material Dec. 26, 2006
7130107 Method of preparing encapsulated bichromal balls Oct. 31, 2006
7070828 Process for coating solid particles Jul. 4, 2006
7060252 Functionalized encapsulated fluorescent nanocrystals Jun. 13, 2006
7056554 Production of polyelectrolyte capsules by surface precipitation Jun. 6, 2006
7041241 Use of biodegradable microspheres that release an anticancer agent for treating gliobastoma May. 9, 2006
7033609 Microparticle preparation Apr. 25, 2006
7026277 Fabric care composition Apr. 11, 2006
7011776 Method and apparatus for preparing microspheres Mar. 14, 2006
7011702 Aqueous air foam Mar. 14, 2006
6977097 Particle forming methods Dec. 20, 2005
6974603 Reducing concentration of organic materials with substituted cyclodextrin compound in polyester packaging materials Dec. 13, 2005
6932984 Method of microencapsulation Aug. 23, 2005
6929819 Process for manufacturing a toilet training article containing effervescent agent Aug. 16, 2005
6923923 Metallic nanoparticle cluster ink and method for forming metal pattern using the same Aug. 2, 2005
6924035 Method for producing polymer coated pigment particles by precipitation Aug. 2, 2005
6913825 Process for making mesoporous silicate nanoparticle coatings and hollow mesoporous silica nano-shells Jul. 5, 2005
6911218 Sustained release ionic conjugate Jun. 28, 2005
6878400 Method and apparatus for introducing in continuous a substance in liquid phase into plastics granules Apr. 12, 2005
6861131 Hybrid composite articles and methods for their production Mar. 1, 2005
6861064 Encapsulation method Mar. 1, 2005
6793964 Bitumen coating of particulate material Sep. 21, 2004
6767637 Microencapsulation using ultrasonic atomizers Jul. 27, 2004
6761877 Functionalized encapsulated fluorescent nanocrystals Jul. 13, 2004

1 2 3 4 5 6 7


 
 
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