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Class Information
Number: 424/483
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Tablets, lozenges, or pills > Coated pills or tablets > Ion-exchange resins
Description: Subject matter in which the material is an ion-exchange resin.

Patents under this class:

Patent Number Title Of Patent Date Issued
8623409 Clonidine formulation Jan. 7, 2014
8617602 Immediate release compositions and methods for delivering drug formulations using weak acid ion exchange resins in abnormally high pH environments Dec. 31, 2013
8586186 Pressure-sensitive adhesive sheet Nov. 19, 2013
8568777 Packaged film dosage unit containing a complexate Oct. 29, 2013
8445014 Ion binding compositions May. 21, 2013
8357398 Benzonatate compositions and methods of use Jan. 22, 2013
8192758 Ion binding compositions Jun. 5, 2012
8187617 Immediate release compositions and methods for delivering drug formulations using weak acid ion exchange resins in abnormally high pH environments May. 29, 2012
8119125 Compositions and methods for enhanced gastrointestinal stability of oligopeptides and polypeptides Feb. 21, 2012
8044017 Protein purification Oct. 25, 2011
8008378 Taste-masked composition of cationic exchange resin Aug. 30, 2011
7488495 Ion binding polymers and uses thereof Feb. 10, 2009
7378109 Pharmaceutical composition for improving palatability of drugs and process for preparation thereof May. 27, 2008
7067116 Fast dissolving orally consumable solid film containing a taste masking agent and pharmaceutically active agent at weight ratio of 1:3 to 3:1 Jun. 27, 2006
6706285 Enteric coated formulation of a benzimidazole derivative and method for preparation thereof Mar. 16, 2004
6685962 Gastroretentive controlled release pharmaceutical dosage forms Feb. 3, 2004
6420473 Acrylic enteric coating compositions Jul. 16, 2002
6194000 Analgesic immediate and controlled release pharmaceutical composition Feb. 27, 2001
6066336 Cholesterol-lowering tablets May. 23, 2000
5980882 Drug-resin complexes stabilized by chelating agents Nov. 9, 1999
5935604 Nasal drug delivery composition containing nicotine Aug. 10, 1999
5840339 Blood cholesterol reducing pharmaceutical composition Nov. 24, 1998
5837226 Ocular microsphere delivery system Nov. 17, 1998
5718920 Particles for binding monovalent cations Feb. 17, 1998
5688510 Process for producing stable medicinal composition, and pharmaceutical preparation Nov. 18, 1997
5654004 Oral pharmaceutical preparation releasable in the lower digestive tract Aug. 5, 1997
5442008 Stabilized polymer film coated compounds and stabilized formulations in compressed from using same Aug. 15, 1995
5286493 Stabilized controlled release formulations having acrylic polymer coating Feb. 15, 1994
5271946 Controlled release azelastine-containing pharmaceutical compositions Dec. 21, 1993
5004614 Controlled release device with an impermeable coating having an orifice for release of drug Apr. 2, 1991
4999189 Sustained release oral suspensions Mar. 12, 1991
4996047 Sustained release drug-resin complexes Feb. 26, 1991
4869908 Fibre formulations Sep. 26, 1989
4788055 Resinate sustained release dextromethorphan composition Nov. 29, 1988
4762709 Liquid prolonged release pharmaceutical formulations containing ionic constituents Aug. 9, 1988
4663163 Modified polysaccharide supports May. 5, 1987
4529583 Composition and method of immobilizing emetics and method of treating human beings with emetics Jul. 16, 1985
4459278 Composition and method of immobilizing emetics and method of treating human beings with emetics Jul. 10, 1984
4221778 Prolonged release pharmaceutical preparations Sep. 9, 1980
4211763 Anion exchange resin in the determination of thyroid function Jul. 8, 1980
4175119 Composition and method to prevent accidental and intentional overdosage with psychoactive drugs Nov. 20, 1979
4115537 Resin tablet and use thereof in diagnostic tests Sep. 19, 1978
3964482 Drug delivery device Jun. 22, 1976

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