Inventor · disambiguated record
Mark Chasin
Also filed as: CHASIN MARK
81 granted patents·34 pending applications·16,775 citations·filing 1989–2015
99Inventor score
Files withEURO CELTIQUE SA66PURDUE PHARMA LP23PURDUE PHARMA COMPANY5OSHLACK BENJAMIN4EURO CELTIGUE S A1
Top patents by PatentIndex Score
115 records- 0199US6706281B2Melt-extrusion multiparticulatesEURO CELTIQUE SA·Filed 2002·Granted Mar 16, 2004·191 cites·39 claims
- 0299US6572885B2Orally administrable opioid formulations having extended duration of effectPURDUE PHARMA LP·Filed 2001·Granted Jun 3, 2003·264 cites·22 claims
- 0399US6387404B2Immediate release tablet cores of insoluble drugs having sustained-release coatingEURO CELTIQUE SA·Filed 2001·Granted May 14, 2002·220 cites·27 claims
- 0499US6335033B2Melt-extrusion multiparticulatesEURO CELTIQUE SA·Filed 1999·Granted Jan 1, 2002·280 cites·43 claims
- 0599US6294195B1Orally administrable opioid formulations having extended duration of effectPURDUE PHARMA LP·Filed 1999·Granted Sep 25, 2001·327 cites·26 claims
- 0699US6210714B1Immediate release tablet cores of acetaminophen having sustained-release coatingEURO CELTIQUE SA·Filed 2000·Granted Apr 3, 2001·239 cites·16 claims
- 0799US5968551AOrally administrable opioid formulations having extended duration of effectPURDUE PHARMA LP·Filed 1995·Granted Oct 19, 1999·561 cites·52 claims
- 0899US5965161AExtruded multi-particulatesEURO CELTIQUE SA·Filed 1994·Granted Oct 12, 1999·471 cites·66 claims
- 0999US5958452AExtruded orally administrable opioid formulationsEURO CELTIQUE SA·Filed 1997·Granted Sep 28, 1999·519 cites·69 claims
- 1099US5681585AStabilized controlled release substrate having a coating derived from an aqueous dispersion of hydrophobic polymerEURO CELTIQUE SA·Filed 1996·Granted Oct 28, 1997·291 cites·25 claims
- 1199US5639476AControlled release formulations coated with aqueous dispersions of acrylic polymersEURO CELTIQUE SA·Filed 1995·Granted Jun 17, 1997·2.2k cites·13 claims
- 1299US5580578AControlled release formulations coated with aqueous dispersions of acrylic polymersEURO CELTIQUE SA·Filed 1993·Granted Dec 3, 1996·507 cites·56 claims
- 1399US5500227AImmediate release tablet cores of insoluble drugs having sustained-release coatingEURO CELTIQUE SA·Filed 1993·Granted Mar 19, 1996·473 cites·25 claims
- 1499US5472712AControlled-release formulations coated with aqueous dispersions of ethylcelluloseEURO CELTIQUE SA·Filed 1993·Granted Dec 5, 1995·603 cites·118 claims
- 1599US5356467AControlled release coatings derived from aqueous dispersions of zeinEURO CELTIQUE SA·Filed 1993·Granted Oct 18, 1994·497 cites·34 claims
- 1699US5286493AStabilized controlled release formulations having acrylic polymer coatingEURO CELTIQUE SA·Filed 1992·Granted Feb 15, 1994·630 cites·35 claims
- 1798US6921541B2Formulations and methods for providing prolonged local anesthesiaEURO CELTIQUE SA·Filed 2002·Granted Jul 26, 2005·183 cites·24 claims
- 1898US6905709B2Stabilized controlled release substrate having a coating derived from an aqueous dispersion of hydrophobic polymerPURDUE PHARMA LP·Filed 2001·Granted Jun 14, 2005·104 cites·38 claims
- 1998US6743442B2Melt-extruded orally administrable opioid formulationsEURO CELTIQUE SA·Filed 2001·Granted Jun 1, 2004·181 cites·34 claims
- 2098US6524607B1Formulations and methods for providing prolonged local anesthesiaEURO CELTIQUE SA·Filed 2000·Granted Feb 25, 2003·262 cites·1 claims
- 2198US6261599B1Melt-extruded orally administrable opioid formulationsEURO CELTIQUE SA·Filed 1999·Granted Jul 17, 2001·394 cites·27 claims
- 2298US6103261AOpioid formulations having extended controlled releasePURDUE PHARMA LP·Filed 1999·Granted Aug 15, 2000·346 cites·19 claims
- 2398US6024982AImmediate release tablet cores of insoluble drugs having sustained-release coatingEURO CELTIQUE SA·Filed 1995·Granted Feb 15, 2000·323 cites·8 claims
- 2498US5958459AOpioid formulations having extended controlled releasedPURDUE PHARMA LP·Filed 1995·Granted Sep 28, 1999·388 cites·19 claims
- 2598US5942241AFormulations and methods for providing prolonged local anesthesiaEURO CELTIQUE SA·Filed 1996·Granted Aug 24, 1999·346 cites·41 claims
- 2698US5747060AProlonged local anesthesia with colchicineEURO CELTIQUE SA·Filed 1996·Granted May 5, 1998·346 cites·33 claims
- 2798US5716611AEmollient antimicrobial formulations containing povidone iodineEURO CELTIQUE SA·Filed 1996·Granted Feb 10, 1998·155 cites·19 claims
- 2898US5656295AControlled release oxycodone compositionsEURO CELTIQUE SA·Filed 1996·Granted Aug 12, 1997·491 cites·10 claims
- 2998US5549912AControlled release oxycodone compositionsEURO CELTIQUE SA·Filed 1992·Granted Aug 27, 1996·522 cites·9 claims
- 3098US5273760AStabilized controlled release substrate having a coating derived from an aqueous dispersion of hydrophobic polymerEURO CELTIQUE SA·Filed 1991·Granted Dec 28, 1993·560 cites·34 claims
- 3198US5266331AControlled release oxycodone compositionsEURO CELTIQUE SA·Filed 1991·Granted Nov 30, 1993·542 cites·17 claims
- 3297US6534081B2Prolonged anesthesia in joints and body spacesEURO CELTIQUE SA·Filed 2001·Granted Mar 18, 2003·221 cites·31 claims
- 3397US6306438B1Stabilized sustained release tramadol formulationsEURO CELTIQUE SA·Filed 1998·Granted Oct 23, 2001·207 cites·38 claims
- 3497US6248345B1Prolonged anesthesia in joints and body spacesEURO CELTIQUE SA·Filed 1998·Granted Jun 19, 2001·284 cites·38 claims
- 3597US6129933AStabilized controlled release substrate having a coating derived from an aqueous dispersion of hydrophobic polymerPURDUE PHARMA LP·Filed 1997·Granted Oct 10, 2000·171 cites·39 claims
- 3697US5508042AControlled release oxycodone compositionsEURO CELTIGUE S A·Filed 1995·Granted Apr 16, 1996·676 cites·2 claims
- 3796US7316821B2Stabilized controlled release substrate having a coating derived from an aqueous dispersion of hydrophobic polymerPURDUE PHARMA LP·Filed 2004·Granted Jan 8, 2008·50 cites·36 claims
- 3896US5324351AAqueous dispersions of zein and preparation thereofEURO CELTIQUE SA·Filed 1992·Granted Jun 28, 1994·350 cites·24 claims
- 3995US6699908B2Methods for providing safe local anesthesiaEURO CELTIQUE SA·Filed 2001·Granted Mar 2, 2004·91 cites·27 claims
- 4095US6521259B1Formulations and methods for providing prolonged local anesthesiaEURO CELTIQUE SA·Filed 2000·Granted Feb 18, 2003·69 cites·3 claims
- 4195US6143353AControlled release formulations coated with aqueous dispersions of acrylic polymersPURDUE PHARMA LP·Filed 1997·Granted Nov 7, 2000·141 cites·20 claims
- 4294US7070806B2Controlled release formulations coated with aqueous dispersions of acrylic polymersPURDUE PHARMA LP·Filed 2002·Granted Jul 4, 2006·54 cites·39 claims
- 4394US6316031B1Stabilized controlled release substrate having a coating derived from an aqueous dispersion of hydrophobic polymerPURDUE PHARMA LP·Filed 1999·Granted Nov 13, 2001·96 cites·31 claims
- 4493US7510727B2Melt-extrusion multiparticulatesPURDUE PHARMA LP·Filed 2003·Granted Mar 31, 2009·24 cites·29 claims
- 4593US6645527B2Stabilized sustained release tramadol formulationsEURO CELTIQUE SA·Filed 2001·Granted Nov 11, 2003·39 cites·43 claims
- 4692US7270831B2Orally administrable opioid formulations having extended duration of effectPURDUE PHARMA LP·Filed 2003·Granted Sep 18, 2007·21 cites·14 claims
- 4791US6514516B1Formulations and methods for providing prolonged local anesthesiaEURO CELTIQUE SA·Filed 1999·Granted Feb 4, 2003·70 cites·5 claims
- 4891US6166041A2-heteroaryl and 2-heterocyclic benzoxazoles as PDE IV inhibitors for the treatment of asthmaEURO CELTIQUE SA·Filed 1997·Granted Dec 26, 2000·85 cites·11 claims
- 4990US6451335B1Formulations and methods for providing prolonged local anesthesiaEURO CELTIQUE SA·Filed 1998·Granted Sep 17, 2002·135 cites·20 claims
- 5089US6248769B1Phenyl-triazole compounds for PDE-IV inhibitionEURO CELTIQUE SA·Filed 2000·Granted Jun 19, 2001·22 cites·23 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →