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Class Information
Number: 424/469
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Tablets, lozenges, or pills > Sustained or differential release type > Discrete particles in supporting matrix
Description: Subject matter in which discrete soluble particles of the active ingredient are positioned or dispersed in a solid, generally insoluble matrix from which said particles are leached sequentially under conditions of use from the outside portions of the matrix inwardly.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7575762 |
Composition comprises sustained-release fine particles and manufacturing method thereof |
Aug. 18, 2009 |
| 7550158 |
Controlled release by extrusion of solid amorphous dispersions of drugs |
Jun. 23, 2009 |
| 7524515 |
Pharmaceutical safety dosage forms |
Apr. 28, 2009 |
| 7514100 |
Controlled release hydrocodone formulations |
Apr. 7, 2009 |
| 7488498 |
Antidiabetic preparation for oral administration |
Feb. 10, 2009 |
| 7455864 |
Melatonin-based composition for improved sleep |
Nov. 25, 2008 |
| 7456150 |
Pulmonary delivery of active fragments of parathyroid hormone |
Nov. 25, 2008 |
| 7442387 |
Pharmaceutical composition for controlled release of active substances and manufacturing method thereof |
Oct. 28, 2008 |
| 7438930 |
Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations |
Oct. 21, 2008 |
| 7431943 |
Controlled release and taste masking oral pharmaceutical compositions |
Oct. 7, 2008 |
| 7427413 |
Stable shaped particles of crystalline organic compounds |
Sep. 23, 2008 |
| 7422758 |
Sustained release vitamin composition |
Sep. 9, 2008 |
| 7419686 |
Opioid agonist/antagonist combinations |
Sep. 2, 2008 |
| 7413750 |
Process for producing solid oral dosage forms with sustained release of active ingredient |
Aug. 19, 2008 |
| 7410652 |
Controlled release and taste masking oral pharmaceutical composition |
Aug. 12, 2008 |
| 7410651 |
Controlled release and taste masking oral pharmaceutical composition |
Aug. 12, 2008 |
| 7387791 |
Liposome drug delivery |
Jun. 17, 2008 |
| 7384653 |
Oral dosage form comprising a therapeutic agent and an adverse-effect agent |
Jun. 10, 2008 |
| 7335380 |
Amlodipine free base |
Feb. 26, 2008 |
| 7320802 |
Methods of treatment using nanoparticulate fenofibrate compositions |
Jan. 22, 2008 |
| 7314640 |
Formulation and process for drug loaded cores |
Jan. 1, 2008 |
| 7303765 |
Ultrafine-L-carnitine, methods of preparing the same, compositions containing the same, and methods of using the same |
Dec. 4, 2007 |
| 7300919 |
Pulmonary delivery of active fragments of parathyroid hormone |
Nov. 27, 2007 |
| 7276252 |
Method and form of a drug delivery device, such as encapsulating a toxic core within a non-toxic region in an oral dosage form |
Oct. 2, 2007 |
| 7276249 |
Nanoparticulate fibrate formulations |
Oct. 2, 2007 |
| 7273624 |
Stable dosage forms containing ubiquinones |
Sep. 25, 2007 |
| 7258872 |
Chromone enteric release formulation |
Aug. 21, 2007 |
| 7255876 |
Composition comprises sustained-release fine particles and manufacturing method thereof |
Aug. 14, 2007 |
| 7238372 |
Methods for inhibiting tumor cell proliferation |
Jul. 3, 2007 |
| 7229642 |
Amino acid modulated extended release dosage form |
Jun. 12, 2007 |
| 7229644 |
Pharmaceutical formulations of modafinil |
Jun. 12, 2007 |
| 7217429 |
Tableted oral pharmaceutical dosage form, with enteric coating, containing a compound of benzimidazole labile in an acid medium |
May. 15, 2007 |
| 7192608 |
Method of manufacturing drug granules, the drug granules and pharmaceutical preparation containing the drug granules |
Mar. 20, 2007 |
| 7189415 |
Rapidly disintegrable pharmaceutical composition |
Mar. 13, 2007 |
| 7175854 |
Pharmaceutical preparation comprising an active dispersed on a matrix |
Feb. 13, 2007 |
| 7166301 |
Immediate release medicinal compositions for oral use |
Jan. 23, 2007 |
| 7163696 |
Pharmaceutical formulations |
Jan. 16, 2007 |
| 7160559 |
Controlled release galantamine composition |
Jan. 9, 2007 |
| 7157095 |
Multiple-delayed release antifungal product, use and formulation thereof |
Jan. 2, 2007 |
| 7157103 |
Pharmaceutical formulation containing irritant |
Jan. 2, 2007 |
| 7153840 |
Aqueous fludarabine phosphate composition |
Dec. 26, 2006 |
| 7148207 |
Oral fludara of high-purity formulation with quick release of active ingredient |
Dec. 12, 2006 |
| 7144587 |
Pharmaceutical formulation containing opioid agonist, opioid antagonist and bittering agent |
Dec. 5, 2006 |
| 7141250 |
Pharmaceutical formulation containing bittering agent |
Nov. 28, 2006 |
| 7138138 |
Pharmaceutical formulation having a masked taste and method for the production thereof |
Nov. 21, 2006 |
| 7125562 |
Rapidly disintegrating methylcellulose tablets |
Oct. 24, 2006 |
| 7118763 |
Microencapsulated 3-piperidinyl-substituted 1,2-benzisoxazoles and 1,2-benzisothiazoles |
Oct. 10, 2006 |
| 7115281 |
Processes for the preparation of oral dosage formulations of modafinil |
Oct. 3, 2006 |
| 7108866 |
Chronotherapeutic diltiazem formulations and the administration thereof |
Sep. 19, 2006 |
| 7108865 |
Controlled-release dosage forms of azithromycin |
Sep. 19, 2006 |
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