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Class Information
Number: 424/485
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Matrices > Natural gums, resin or latex
Description: Subject matter in which the matrix is of a natural gum or resin or latex.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
5478574 Agglomerated hydrophilic complexes with multi-phasic release characteristics Dec. 26, 1995
5478567 Antiphlogistic analgesic plaster Dec. 26, 1995
5476665 Azlactone functional particles incorporated in a membrane formed by solvent phase inversion Dec. 19, 1995
5472711 Agglomerated hydrophilic complexes with multi-phasic release characteristics Dec. 5, 1995
5468505 Local delivery of fibrinolysis enhancing agents Nov. 21, 1995
5468738 Fungicide and its use Nov. 21, 1995
5462749 Bioadhesive pharmaceutical carrier Oct. 31, 1995
5456921 Use of cross-linked amylose as a matrix for the slow release of biologically active compounds Oct. 10, 1995
5453121 Liquid ink jet ink Sep. 26, 1995
5449720 Amplification of the VB.sub.12 uptake system using polymers Sep. 12, 1995
5446070 Compositions and methods for topical administration of pharmaceutically active agents Aug. 29, 1995
RE34990 Oral therapeutic system having systemic action Jul. 4, 1995
5422116 Liquid ophthalmic sustained release delivery system Jun. 6, 1995
5419917 Controlled release hydrogel formulation May. 30, 1995
5411952 Ocular cyclosporine composition May. 2, 1995
5405616 Means for containing active substances, having a shell of hydrophilic macromolecules, active substances and process for preparation thereof Apr. 11, 1995
5405617 Aliphatic or fatty acid esters as a solventless carrier for pharmaceuticals Apr. 11, 1995
5401502 Pellets containing plant extracts, process of making same and their pharmaceutical peroral or cosmetic use Mar. 28, 1995
5399361 Collagen-containing sponges as drug delivery compositions for proteins Mar. 21, 1995
5399362 Once-a-day metoprolol oral dosage form Mar. 21, 1995
5399359 Controlled release oxybutynin formulations Mar. 21, 1995
5399358 Sustained release formulations for 24 hour release of metroprolol Mar. 21, 1995
5391375 Transdermal therapeutical system with physostigmine as active component and process for the production thereof Feb. 21, 1995
5387415 Aloe vera juice containing pellets process for production thereof and the use thereof as pharmaceutical, cosmetic and peroral agents Feb. 7, 1995
5384129 Pellets containing dihydropyridine derivatives process for the production thereof and use as rapid action dosage in heart and circulatory diseases Jan. 24, 1995
5380535 Chewable drug-delivery compositions and methods for preparing the same Jan. 10, 1995
5362497 Transdermal therapeutic composition Nov. 8, 1994
5358723 Process and composition for the development of controlled release gemfibrozil dosage form Oct. 25, 1994
5356614 Process of preparing microparticulate collagen collagen-based products produced thereby and method of applying same Oct. 18, 1994
5354561 Process for producing solid active substance forms and products thereof Oct. 11, 1994
5342628 Drug diffusion polymer system and method Aug. 30, 1994
5340584 Methods and formulations for use in inhibiting conception and in treating benign gynecological disorders Aug. 23, 1994
5340586 Methods and formulations for use in treating oophorectomized women Aug. 23, 1994
5336501 Cross-linked hydrogels and their use as wound dressings Aug. 9, 1994
5332576 Compositions and methods for topical administration of pharmaceutically active agents Jul. 26, 1994
5330763 Delivery matrices prepared by solid-state dissolution Jul. 19, 1994
5330764 Methods of preparing bulk delivery matrices by solid-state dissolution Jul. 19, 1994
5326572 Freeze-dried polymer dispersions and the use thereof in preparing sustained-release pharmaceutical compositions Jul. 5, 1994
5320837 Controlled release preparations of active materials Jun. 14, 1994
5300291 Method and device for the release of drugs to the skin Apr. 5, 1994
5300302 Pharmaceutical composition in gel form in a dispensing package Apr. 5, 1994
5298257 Method for the treatment of withdrawal symptoms associated with smoking cessation and preparations for use in said method Mar. 29, 1994
5298261 Rapidly distintegrating tablet Mar. 29, 1994
5296227 Attractant decoy for controlling bont ticks Mar. 22, 1994
5296512 Water-soluble pressure-sensitive skin adhesive, its use, and agents provided with it Mar. 22, 1994
5294446 Composition and method of promoting hard tissue healing Mar. 15, 1994
5294439 Stabilized benzimidazole derivative and composition Mar. 15, 1994
5292518 Prolonged-release drug tablet formulations Mar. 8, 1994
5284659 Encapsulated flavor with bioadhesive character in pressed mints and confections Feb. 8, 1994
5277915 Gel-in-matrix containing a fractured hydrogel Jan. 11, 1994

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