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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 |
| 8703191 |
Controlled-release pharmaceutical tablets |
Apr. 22, 2014 |
| 8703189 |
Medicinal composition |
Apr. 22, 2014 |
| 8691270 |
Misuse preventative, controlled release formulation |
Apr. 8, 2014 |
| 8685443 |
Sequestering subunit and related compositions and methods |
Apr. 1, 2014 |
| 8685447 |
Misuse preventative, controlled release formulation |
Apr. 1, 2014 |
| 8679535 |
Sustained release matrix systems for highly soluble drugs |
Mar. 25, 2014 |
| 8673344 |
Solid dosage form with a film containing an active substance, as well as its method of production |
Mar. 18, 2014 |
| 8668929 |
Gastric retentive extended-release dosage forms comprising combinations of a non-opioid analgesic and an opioid analgesic |
Mar. 11, 2014 |
| 8668932 |
Extended release venlafaxine formulation |
Mar. 11, 2014 |
| 8668934 |
Pharmaceutical formulation comprising a water-insoluble active agent |
Mar. 11, 2014 |
| 8647656 |
Orally disintegrating tablet compositions of lamotrigine |
Feb. 11, 2014 |
| 8642082 |
Pharmaceutical compositions for the oral administration of heparin or derivatives thereof |
Feb. 4, 2014 |
| 8637079 |
Solid preparation comprising alogliptin and pioglitazone |
Jan. 28, 2014 |
| 8632805 |
Controlled-release formulations, method of manufacture, and use thereof |
Jan. 21, 2014 |
| 8617587 |
Tasted masked veterinary solid compositions |
Dec. 31, 2013 |
| 8617596 |
Sustained-release tablet production process |
Dec. 31, 2013 |
| 8603524 |
Delivery of ethylene blocking and/or promoting agents |
Dec. 10, 2013 |
| 8603525 |
Multilayer orally disintegrating tablet |
Dec. 10, 2013 |
| 8592364 |
CCR7 ligand delivery and co-delivery in immunotherapy |
Nov. 26, 2013 |
| 8591946 |
Modified release compositions comprising tacrolimus |
Nov. 26, 2013 |
| 8568776 |
Multiparticulate L-menthol formulations and related methods |
Oct. 29, 2013 |
| 8545889 |
Co-processed carbohydrate system as a quick-dissolve matrix for solid dosage forms |
Oct. 1, 2013 |
| 8535716 |
Methods and composition of extended delivery of water insoluble drugs |
Sep. 17, 2013 |
| RE44459 |
Method for lowering blood glucose |
Aug. 27, 2013 |
| 8506998 |
Pharmaceutical formulation |
Aug. 13, 2013 |
| 8486448 |
Misuse preventative, controlled release formulation |
Jul. 16, 2013 |
| 8486449 |
Misuse preventative, controlled release formulation |
Jul. 16, 2013 |
| 8475840 |
Sustained release formulation for oral administration of HMG-CoA reductase inhibitor and method for the preparation thereof |
Jul. 2, 2013 |
| 8461187 |
Multiple PPI dosage form |
Jun. 11, 2013 |
| 8460710 |
Antibiotic product, use and formulation thereof |
Jun. 11, 2013 |
| 8394408 |
Gastric retentive extended-release dosage forms comprising combinations of a non-opioid analgesic and an opioid analgesic |
Mar. 12, 2013 |
| 8372431 |
Pharmaceutical composition comprising licarbazepine acetate |
Feb. 12, 2013 |
| 8372432 |
Gastric retentive extended-release dosage forms comprising combinations of a non-opioid analgesic and an opioid analgesic |
Feb. 12, 2013 |
| 8357397 |
Controlled release composition comprising a recombinant gelatin |
Jan. 22, 2013 |
| 8349361 |
Composition for rapid disintegrating tablet in oral cavity |
Jan. 8, 2013 |
| 8343524 |
Extended release tablet and method for making and using same |
Jan. 1, 2013 |
| 8337890 |
Modified release formulations containing drug-ion exchange resin complexes |
Dec. 25, 2012 |
| 8323690 |
Solid oral dosage form containing an enhancer |
Dec. 4, 2012 |
| 8323689 |
Solid oral dosage form containing an enhancer |
Dec. 4, 2012 |
| 8313774 |
Oral solid composition |
Nov. 20, 2012 |
| 8313776 |
Antibiotic product, use and formulation thereof |
Nov. 20, 2012 |
| 8313775 |
Antibiotic product, use and formulation thereof |
Nov. 20, 2012 |
| 8303987 |
Pharmaceutical compositions comprising fluvastatin |
Nov. 6, 2012 |
| 8293277 |
Controlled-release nanoparticulate compositions |
Oct. 23, 2012 |
| 8287903 |
Orally effective methylphenidate extended release powder and aqueous suspension product |
Oct. 16, 2012 |
| 8282957 |
Coated particles containing pharmaceutically active agents |
Oct. 9, 2012 |
| 8268351 |
Matrix film tablet with controlled release of a natural mixture of conjugated estrogens |
Sep. 18, 2012 |
| 8268352 |
Modified release composition for highly soluble drugs |
Sep. 18, 2012 |
| 8263126 |
Orally-dispersible multilayer tablet |
Sep. 11, 2012 |
| 8263125 |
Dosage form for high dose-high solubility active ingredients that provides for immediate release and modified release of the active ingredients |
Sep. 11, 2012 |
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