Inventor · disambiguated record
Robert Chapman
Also filed as: CHAPMAN JR ROBERT C · CHAPMAN ROBERT · CHAPMAN ROBERT C · CHAPMAN ROBERT CLARK
24 granted patents·13 pending applications·814 citations·filing 1986–2023
97Inventor score
Top patents by PatentIndex Score
37 records- 0198US7683072B2Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2007·Granted Mar 23, 2010·178 cites·14 claims
- 0298US7674800B2Oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2007·Granted Mar 9, 2010·165 cites·81 claims
- 0398US7674799B2Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2007·Granted Mar 9, 2010·171 cites·19 claims
- 0498US7129248B2Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinoneEURO CELTIQUE SA·Filed 2005·Granted Oct 31, 2006·171 cites·18 claims
- 0597US7674798B2Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2007·Granted Mar 9, 2010·28 cites·17 claims
- 0696US11236098B2Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2021·Granted Feb 1, 2022·2 cites·22 claims
- 0796US10696684B2Process for preparing oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2019·Granted Jun 30, 2020·4 cites·17 claims
- 0896US10689389B2Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2019·Granted Jun 23, 2020·5 cites·15 claims
- 0996US10407434B2Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2019·Granted Sep 10, 2019·9 cites·20 claims
- 1095US9073933B2Oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinoneCHAPMAN ROBERT·Filed 2012·Granted Jul 7, 2015·16 cites·20 claims
- 1191US9777011B2Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Granted Oct 3, 2017·4 cites·27 claims
- 1291US9522919B2Oxycodone compositionsPURDUE PHARMA LP·Filed 2015·Granted Dec 20, 2016·4 cites·28 claims
- 1390US12060361B2Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2023·Granted Aug 13, 2024·0 cites·29 claims
- 1490US8822687B28a,14-dihydroxy-7,8-dihydrocodeinoneCHAPMAN ROBERT·Filed 2010·Granted Sep 2, 2014·7 cites·1 claims
- 1586US2023159548A1Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2022·Application pending·0 cites
- 1684US10259819B2Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2017·Granted Apr 16, 2019·1 cites·2 claims
- 1783US5155256AProcess for preparing 2-bromoethyl acetateMALLINCKRODT MEDICAL INC·Filed 1991·Granted Oct 13, 1992·21 cites·12 claims
- 1880US9044453B2Long-acting injectable moxidectin formulations and novel moxidectin crystal formsCADY SUSAN MANCINI·Filed 2014·Granted Jun 2, 2015·3 cites·16 claims
- 1978US11384091B2Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2020·Granted Jul 12, 2022·0 cites·25 claims
- 2077US5013865AProcess for the preparation of 2,4,6-triiodo-5-amino-N-alkylisophthalamic acid and 2,4,6-triiodo-5-amino-isophthalamide compoundsMALLINCKRODT INC·Filed 1989·Granted May 7, 1991·19 cites·49 claims
- 2173US2009227615A1Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2009·Application pending·0 cites
- 2270US8715711B2Long-acting injectable moxidectin formulations and novel moxidectin crystal formsCADY SUSAN MANCINI·Filed 2012·Granted May 6, 2014·1 cites·14 claims
- 2367US2016185788A1Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Application pending·0 cites
- 2467US2016251363A1Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Application pending·0 cites
- 2567US2016251365A1Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Application pending·0 cites
- 2667US2016185789A1Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Application pending·0 cites
- 2767US2016264588A1Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Application pending·0 cites
- 2867US2016251364A1Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Application pending·0 cites
- 2967US2016185790A1Process for preparing oxycodone compositionsPURDUE PHARMA LP·Filed 2016·Application pending·0 cites
- 3065US2006173029A1Oxycodone hydrochloride having less than 25 ppm 14- hydroxycodeinoneEURO CELTIQUE SA·Filed 2006·Application pending·0 cites
- 3163US2011207762A1Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinonePURDUE PHARMA LP·Filed 2010·Application pending·0 cites
- 3256US11647859B2Tube holder and assemblyCHAPMAN JR ROBERT C·Filed 2021·Granted May 16, 2023·0 cites·12 claims
- 3350US2020121109A1Tube holderCHAPMAN JR ROBERT C·Filed 2019·Application pending·0 cites
- 3443US4843169AMethod of preparing alpha-arylalkanoic estersMALLINCKRODT INC·Filed 1986·Granted Jun 27, 1989·2 cites·18 claims
- 3543US4730077AMethod of preparing α-arylalkanoic estersMALLINCKRODT INC·Filed 1986·Granted Mar 8, 1988·2 cites·25 claims
- 3643US2006057209A1Methods, compositions and devices, including microfluidic devices, comprising coated hydrophobic surfacesPREDICANT BIOSCIENCES INC·Filed 2004·Application pending·0 cites
- 3731US6156894AProcess for manufacturing α.sub. 1L-adrenoceptor antagonistsHOFFMANN LA ROCHE·Filed 1999·Granted Dec 5, 2000·1 cites·9 claims
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