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Class Information
Number: 428/402.2
Name: Stock material or miscellaneous articles > Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof > Particulate matter (e.g., sphere, flake, etc.) > Microcapsule with fluid core (includes liposome)
Description: Subject matter wherein the microcapsule is comprised of a Fluid core (at ambient temperatures) encapsulated by a solid wall or shell.










Sub-classes under this class:

Class Number Class Name Patents
428/402.21 Solid-walled microcapsule from synthetic polymer 585


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Patent Number Title Of Patent Date Issued
8709598 Microcapsules, their use and processes for their manufacture Apr. 29, 2014
8701879 Frangible capsule-in-capsule chemical delivery systems and methods of fabrication Apr. 22, 2014
8703843 Solvent extraction microencapsulation with tunable extraction rates Apr. 22, 2014
8691383 Blunt impact indicator tape and method Apr. 8, 2014
8685338 Open-and-close controllable odor compound release device and method of manufacture Apr. 1, 2014
8628851 Method for encapsulating a liquid Jan. 14, 2014
8628852 Resin dispersion and resin particle Jan. 14, 2014
8628701 Method of micro-encapsulation Jan. 14, 2014
8581209 Fluorescent monitoring of microcapsule oxidation Nov. 12, 2013
8563082 Method for producing a cross-linked substance, especially in the form of a microcapsule or layer Oct. 22, 2013
8557382 Layer by layer modification of microcapsules with inorganic materials Oct. 15, 2013
8541094 Temperature controlled variable reflectivity coatings Sep. 24, 2013
8535802 Continuous emulsification method and emulsification apparatus therefor Sep. 17, 2013
8497021 Superoleophilic particles and coatings and methods of making the same Jul. 30, 2013
8486531 Thermally expanded microspheres and a process for producing the same Jul. 16, 2013
8465833 Ferrocene/carbon dioxide releasing system Jun. 18, 2013
8465835 Capsules Jun. 18, 2013
8460791 Polyelectrolyte-modified microcapsules Jun. 11, 2013
8460792 Microcapsule and method of producing same Jun. 11, 2013
8461086 Microcapsule composition for inhibiting an ethylene response in plants, method for preparing microcapsules, and method using the microcapsule composition Jun. 11, 2013
8449979 Molecular aggregate capable of undergoing phase transition by dehydrating condensation and method of phase transition thereof May. 28, 2013
8449981 Microcapsules May. 28, 2013
8404341 Microcapsules and other containment structures for articles incorporating functional polymeric phase change materials Mar. 26, 2013
8349435 Mineral surfaced asphalt-based roofing products with encapsulated healing agents and methods of producing the same Jan. 8, 2013
8333914 Dry liquids, and processes for their preparation Dec. 18, 2012
8329298 Heat-expandable microspheres and a process for producing the same Dec. 11, 2012
8323794 Injectable hydrogel microspheres from aqueous two-phase system Dec. 4, 2012
8324286 Heat-expandable microspheres, method for producing the same, and application thereof Dec. 4, 2012
8304075 Coarse-particle microcapsule preparation Nov. 6, 2012
8277696 Thermochromic color-memory composition, and thermochromic color-memory microcapsule pigment having the composition encapsulated therein Oct. 2, 2012
8273699 Process for preparing a perfume particle Sep. 25, 2012
8246869 Photo-responsive microencapsulation materials, compositions and methods of use thereof Aug. 21, 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
8246999 Capped mesoporous silicates Aug. 21, 2012
8236770 Serum-stable amphoteric liposomes Aug. 7, 2012
8224455 Drug delivery Jul. 17, 2012
8216598 Microcapsules with acetylene carbamide-polyurea polymers and formulations thereof for controlled release Jul. 10, 2012
8192841 Microencapsulated delivery vehicle having an aqueous core Jun. 5, 2012
8173257 Cellulosic fibers having enhanced reversible thermal properties and methods of forming thereof May. 8, 2012
8168095 Spray-drying process for the manufacture of dye-loaded particles May. 1, 2012
8129020 Thermally expanded microspheres and a process for producing the same Mar. 6, 2012
8119214 Encapsulated cure systems Feb. 21, 2012
8105652 Methods of making decomposable thin films of polyelectrolytes and uses thereof Jan. 31, 2012
8101036 Corrosion inhibitors in adhesive bonding of vehicle body structures Jan. 24, 2012
8071132 Unagglomerated core/shell nanocomposite particles Dec. 6, 2011
8067089 Cationic microcapsule particles Nov. 29, 2011
8067355 Benefit agent containing delivery particles Nov. 29, 2011
8058068 Peptide-enhanced transfections Nov. 15, 2011
8048524 Polymer latex having excellent impact-resistance and powder flow property and method for preparing the same Nov. 1, 2011
8043701 Polymerizable organosilicon nanocapsules Oct. 25, 2011

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