Assignee
ANDRX PHARMACEUTICALS INC
US·41 granted patents·4,193 citations·filing 1992–2003
Top patents by PatentIndex Score
41 records- 0198US5508040AMultiparticulate pulsatile drug delivery systemANDRX PHARMACEUTICALS INC·Filed 1993·Granted Apr 16, 1996·408 cites·20 claims
- 0298US5260068AMultiparticulate pulsatile drug delivery systemANDRX PHARMACEUTICALS INC·Filed 1992·Granted Nov 9, 1993·355 cites·20 claims
- 0398US5260069APulsatile particles drug delivery systemANDRX PHARMACEUTICALS INC·Filed 1992·Granted Nov 9, 1993·393 cites·16 claims
- 0497US6905708B2Controlled release oral dosage formANDRX PHARMACEUTICALS INC·Filed 2003·Granted Jun 14, 2005·76 cites·6 claims
- 0597US6099859AControlled release oral tablet having a unitary coreANDRX PHARMACEUTICALS INC·Filed 1998·Granted Aug 8, 2000·165 cites·29 claims
- 0697US5567441ADiltiazem controlled release formulationANDRX PHARMACEUTICALS INC·Filed 1995·Granted Oct 22, 1996·276 cites·5 claims
- 0797US5472708APulsatile particles drug delivery systemANDRX PHARMACEUTICALS INC·Filed 1993·Granted Dec 5, 1995·274 cites·16 claims
- 0895US6589553B2Controlled release oral dosage formANDRX PHARMACEUTICALS INC·Filed 2001·Granted Jul 8, 2003·64 cites·8 claims
- 0995US6284275B1Controlled release tablet having a unitary coreANDRX PHARMACEUTICALS INC·Filed 2000·Granted Sep 4, 2001·58 cites·39 claims
- 1095US5837379AOnce daily pharmaceutical tablet having a unitary coreANDRX PHARMACEUTICALS INC·Filed 1997·Granted Nov 17, 1998·173 cites·15 claims
- 1194US6270805B1Two pellet controlled release formulation for water soluble drugs which contains an alkaline metal stearateANDRX PHARMACEUTICALS INC·Filed 1998·Granted Aug 7, 2001·157 cites·18 claims
- 1294US5558879AControlled release formulation for water soluble drugs in which a passageway is formed in situANDRX PHARMACEUTICALS INC·Filed 1995·Granted Sep 24, 1996·158 cites·10 claims
- 1393US6893660B2Stable pharmaceutical compositions without a stabilizerANDRX PHARMACEUTICALS INC·Filed 2002·Granted May 17, 2005·40 cites·5 claims
- 1493US6495162B2Controlled release oral tablet having a unitary coreANDRX PHARMACEUTICALS INC·Filed 2001·Granted Dec 17, 2002·39 cites·47 claims
- 1593US6077541AOmeprazole formulationANDRX PHARMACEUTICALS INC·Filed 1999·Granted Jun 20, 2000·106 cites·14 claims
- 1693US5654005AControlled release formulation having a preformed passagewayANDRX PHARMACEUTICALS INC·Filed 1995·Granted Aug 5, 1997·178 cites·14 claims
- 1792US6855336B2Omeprazole formulationANDRX PHARMACEUTICALS INC·Filed 2003·Granted Feb 15, 2005·33 cites·6 claims
- 1892US6096340AOmeprazole formulationANDRX PHARMACEUTICALS INC·Filed 1997·Granted Aug 1, 2000·92 cites·14 claims
- 1992US5458887AControlled release tablet formulationANDRX PHARMACEUTICALS INC·Filed 1994·Granted Oct 17, 1995·184 cites·14 claims
- 2091US5736159AControlled release formulation for water insoluble drugs in which a passageway is formed in situANDRX PHARMACEUTICALS INC·Filed 1995·Granted Apr 7, 1998·117 cites·6 claims
- 2189US6780435B2Omeprazole formulationANDRX PHARMACEUTICALS INC·Filed 2002·Granted Aug 24, 2004·24 cites·19 claims
- 2289US5834023ADiltiazem controlled release formulationANDRX PHARMACEUTICALS INC·Filed 1996·Granted Nov 10, 1998·80 cites·9 claims
- 2388US7988993B2Oral controlled release dosage formANDRX PHARMACEUTICALS INC·Filed 2003·Granted Aug 2, 2011·24 cites·5 claims
- 2488US5458888AControlled release tablet formulationANDRX PHARMACEUTICALS INC·Filed 1994·Granted Oct 17, 1995·89 cites·10 claims
- 2587US6210716B1Controlled release bupropion formulationANDRX PHARMACEUTICALS INC·Filed 1999·Granted Apr 3, 2001·83 cites·12 claims
- 2685US5419917AControlled release hydrogel formulationANDRX PHARMACEUTICALS INC·Filed 1994·Granted May 30, 1995·94 cites·9 claims
- 2784US6174548B1Omeprazole formulationANDRX PHARMACEUTICALS INC·Filed 1998·Granted Jan 16, 2001·63 cites·9 claims
- 2883US6103263ADelayed pulse release hydrogel matrix tabletANDRX PHARMACEUTICALS INC·Filed 1994·Granted Aug 15, 2000·67 cites·6 claims
- 2982US6238703B1Controlled release oral dosage form of ketoprofenANDRX PHARMACEUTICALS INC·Filed 2000·Granted May 29, 2001·11 cites·12 claims
- 3081US5922352AOnce daily calcium channel blocker tablet having a delayed release coreANDRX PHARMACEUTICALS INC·Filed 1997·Granted Jul 13, 1999·56 cites·9 claims
- 3177US6524620B2Diltiazem controlled release formulation and method of manufactureANDRX PHARMACEUTICALS INC·Filed 1998·Granted Feb 25, 2003·49 cites·26 claims
- 3277US6485748B1Once daily pharmaceutical tablet having a unitary coreANDRX PHARMACEUTICALS INC·Filed 1997·Granted Nov 26, 2002·47 cites·14 claims
- 3372US5397574AControlled release potassium dosage formANDRX PHARMACEUTICALS INC·Filed 1993·Granted Mar 14, 1995·39 cites·18 claims
- 3471US6994871B2Once a day antihistamine and decongestant formulationANDRX PHARMACEUTICALS INC·Filed 2002·Granted Feb 7, 2006·4 cites·26 claims
- 3570US5830503AEnteric coated diltiazem once-a-day formulationANDRX PHARMACEUTICALS INC·Filed 1996·Granted Nov 3, 1998·34 cites·10 claims
- 3669US7642286B2Stable pharmaceutical compositions containing pravastatinANDRX PHARMACEUTICALS INC·Filed 2002·Granted Jan 5, 2010·3 cites·3 claims
- 3761US6733778B1Omeprazole formulationANDRX PHARMACEUTICALS INC·Filed 1999·Granted May 11, 2004·17 cites·16 claims
- 3856US6197347B1Oral dosage for the controlled release of analgesicANDRX PHARMACEUTICALS INC·Filed 1998·Granted Mar 6, 2001·15 cites·8 claims
- 3952US6177102B1Once daily analgesic tabletANDRX PHARMACEUTICALS INC·Filed 1999·Granted Jan 23, 2001·12 cites·20 claims
- 4052US5728402AControlled release formulation of captopril or a prodrug of captoprilANDRX PHARMACEUTICALS INC·Filed 1994·Granted Mar 17, 1998·21 cites·11 claims
- 4146US5532275AMethod of promoting wound healing and scar regressionANDRX PHARMACEUTICALS INC·Filed 1994·Granted Jul 2, 1996·15 cites·4 claims
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