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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 420
424/488 Polysaccharides (e.g., cellulose, etc.) 1,121
424/486 Synthetic polymer 1,599


Patents under this class:

Patent Number Title Of Patent Date Issued
6733782 Core tablet for controlled release of gliclazide after oral administration May. 11, 2004
6733783 Controlled release hydrocodone formulations May. 11, 2004
6733785 Moisture-sensitive preparation of percutaneous absorption type May. 11, 2004
6733786 Somatotropin composition with improved syringeability May. 11, 2004
6733788 Temperature controlled solute delivery system May. 11, 2004
6733790 Microcapsules and processes for making the same using various polymers and chitosans May. 11, 2004
6730317 Patch, a kit constituted by a patch and a receptacle and a method May. 4, 2004
6730320 Tetracycline antibiotic product, use and formulation thereof May. 4, 2004
6730325 Multiparticulate modified release composition May. 4, 2004
6730327 Polymer blends that swell in an acidic environment and deswell in a basic environment May. 4, 2004
6730667 Iontophoresis disc pain blocker May. 4, 2004
6726928 Process for preparing solid dosage forms for unpalatable pharmaceuticals Apr. 27, 2004
6726932 Fatty acid-containing composition Apr. 27, 2004
6726934 Micro-particulate and nano-particulate polymeric delivery system Apr. 27, 2004
6727204 Use of crosslinked polymers as anti-leaching agents Apr. 27, 2004
6723306 Article for applying artificial tanning agent and method of making Apr. 20, 2004
6723336 Chemotherapeutic compositions Apr. 20, 2004
6723337 Transdermal drug delivery system for anti-inflammatory analgesic agent comprising diclofenac diethylammonium salt, and the manufacturing method thereof Apr. 20, 2004
6723341 Antibiotic product, use and formulation thereof Apr. 20, 2004
6723344 Controlled release of non heparin-binding growth factors from heparin-containing matrices Apr. 20, 2004
6723345 Topical drug preparations Apr. 20, 2004
6723347 Proces for producing protein powder Apr. 20, 2004
6723349 Polyoxometalate materials, metal-containing materials, and methods of use thereof Apr. 20, 2004
6719989 Sustained release drug carrier, and method of manufacturing sustained release drug carrier Apr. 13, 2004
6719993 Calcium phosphate cements prepared from silicate solutions Apr. 13, 2004
6719996 Galenic composition for low bioavailability medicaments Apr. 13, 2004
6720006 Anti-microbial body care product Apr. 13, 2004
6720007 Polymeric microspheres Apr. 13, 2004
6720073 Material enhancement to maintain high absorbent capacity under high loads following rigorous process conditions Apr. 13, 2004
6716445 Hydrogel entrapping therapeutic agent and stent with coating comprising this Apr. 6, 2004
6716458 Nutritional supplement Apr. 6, 2004
6713076 Methods for removing a contaminant by a polyoxometalate-modified fabric or a polyoxometalate-modified cellulosic fiber and fabrics thereof Mar. 30, 2004
6713081 Ocular therapeutic agent delivery devices and methods for making and using such devices Mar. 30, 2004
6709668 Hydrogel-forming system with hydrophobic and hydrophilic components Mar. 23, 2004
6709669 Fast-dispersing dosage forms containing fish gelatin Mar. 23, 2004
6706034 Process for agent retention in biological tissues Mar. 16, 2004
6706285 Enteric coated formulation of a benzimidazole derivative and method for preparation thereof Mar. 16, 2004
6706775 Polyurethane foam products with controlled release of agents and additives Mar. 16, 2004
6706778 Process for the production of molded particles for microbial cell-immobilization Mar. 16, 2004
6703011 Application of film forming technology to fragrance control release systems; and resultant fragrance control release systems Mar. 9, 2004
6703035 Absorbable .epsilon.-caprolactone copolymers Mar. 9, 2004
6703039 Reversible gelling system for ocular drug delivery Mar. 9, 2004
6703045 Composition and method for maintaining blood glucose level Mar. 9, 2004
6703046 Highly cross-linked, extremely hydrophobic nitric oxide-releasing polymers and methods for their manufacture and use Mar. 9, 2004
6703477 Acid end group poly(D,L-lactide-co-glycolide) copolymers with high glycolide content Mar. 9, 2004
6699498 Transdermal therapeutic systems having improved stability and their production Mar. 2, 2004
6699502 Pharmaceutical compositions for controlled release of active substances Mar. 2, 2004
6699505 Method of increasing the efficacy of antibiotics by compexing with cyclodextrins Mar. 2, 2004
6696073 Shaped load-bearing osteoimplant and methods of making same Feb. 24, 2004
6696089 Nanogel networks including polyion polymer fragments and biological agent compositions thereof Feb. 24, 2004



 
 
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