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Class Information
Number: 424/484
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Matrices
Description: Subject matter in which the special physical form includes a reticulated net work of material from which the drug is eluted or released by dissolution of the reticulated network physically holding the drug.


Sub-classes under this class:

Class Number Class Name Patents
424/485 Natural gums, resin or latex 419
424/488 Polysaccharides (e.g., cellulose, etc.) 1,120
424/486 Synthetic polymer 1,598


Patents under this class:

Patent Number Title Of Patent Date Issued
7615593 Bifunctional-modified hydrogels Nov. 10, 2009
7612112 Methods of treatment using a gastric retained gabapentin dosage Nov. 3, 2009
7612051 Powder composition, dispersion of this powder composition in oil and cosmetic material containing same Nov. 3, 2009
7592021 Bioadhesive delivery system for transmucosal delivery of beneficial agents Sep. 22, 2009
7589184 Stable protein storage and stable nucleic acid storage in recoverable form Sep. 15, 2009
7588761 Human antibodies that bind human TNF.alpha. Sep. 15, 2009
7579014 Mesoporous compositions for use in drug delivery Aug. 25, 2009
7556827 Implantable active ingredient depot Jul. 7, 2009
7550443 Process and systems for biocompatible surfaces Jun. 23, 2009
7550154 Methods of treatment with drug loaded polymeric materials Jun. 23, 2009
7547449 Method for treating a bone defect with an organic/inorganic composite Jun. 16, 2009
7544496 Process for making organic/inorganic composites Jun. 9, 2009
7544371 Drug delivery systems Jun. 9, 2009
7541167 Porous glass composite material Jun. 2, 2009
7534451 Bone restorative carrier mediums May. 19, 2009
7531004 Pliable conformable bone restorative May. 12, 2009
7524514 Biomimetic composition reinforced by a polyelectrolytic complex of hyaluronic acid and chitosan Apr. 28, 2009
7521050 Human antibodies that bind human TNF.alpha. Apr. 21, 2009
7514249 Biomimetic organic/inorganic composites Apr. 7, 2009
7514248 Process for making organic/inorganic composites Apr. 7, 2009
7507422 Urinary tract tissue graft compositions and methods for producing same Mar. 24, 2009
7498412 Process for preparing porous collagen matrix from connective tissue Mar. 3, 2009
7498044 Dosage form and method for producing the same Mar. 3, 2009
RE40640 Injectable microfoam containing a sclerosing agent Feb. 17, 2009
7488498 Antidiabetic preparation for oral administration Feb. 10, 2009
7488431 Lipiodol-ferrofluid, and a process for preparation thereof Feb. 10, 2009
7485617 Osteoinductive materials Feb. 3, 2009
7485317 Thermo-reversible polymer for intralumenal implant Feb. 3, 2009
7482023 Hygiene tissue with lactic acid producing bacterial strains Jan. 27, 2009
7482019 Methods of producing modified microcrystalline chitosan and uses therefor Jan. 27, 2009
7476689 Therapeutic compositions for intranasal administration which include KETOROLAC Jan. 13, 2009
7459172 Method of making a protein polymer and uses of the polymer Dec. 2, 2008
7452546 Particles containing agricultural active ingredients Nov. 18, 2008
7439269 Composition and method for moisturizing nasal tissue Oct. 21, 2008
7438930 Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations Oct. 21, 2008
7435427 Pharmaceutical semi-solid composition of isotretinoin Oct. 14, 2008
7431943 Controlled release and taste masking oral pharmaceutical compositions Oct. 7, 2008
7429393 Process for forming centipede polymer gels Sep. 30, 2008
7427602 Sustained DNA delivery from structural matrices Sep. 23, 2008
RE40493 Porous paclitaxel matrices and methods of manufacture thereof Sep. 9, 2008
7417021 Biologically active conjugate of a biopolymer and therapeutic agent Aug. 26, 2008
7416739 Composition and process for retaining active ingredients Aug. 26, 2008
7413753 Calcium phosphate delivery vehicles for osteoinductive proteins Aug. 19, 2008
7413747 Transdermal therapeutic system for treating Parkinsonism Aug. 19, 2008
7407672 Composition derived from biological materials and method of use and preparation Aug. 5, 2008
7407668 Medical articles having enzymatic surfaces for localized therapy Aug. 5, 2008
7402319 Cell-free tissue replacement for tissue engineering Jul. 22, 2008
7399483 Carrier with solid fibrinogen and solid thrombin Jul. 15, 2008
7399466 Method and compositions for promoting osteogenesis Jul. 15, 2008
7393437 Photochemically crosslinked collagen scaffolds and methods for their preparation Jul. 1, 2008



 
 
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