Assignee
NORAMCO INC
US·18 granted patents·5 pending applications·626 citations·filing 1977–2017
Top patents by PatentIndex Score
23 records- 0195US4980463ASucrose-6-ester chlorinationNORAMCO INC·Filed 1989·Granted Dec 25, 1990·153 cites·24 claims
- 0294US4950746AProcess for synthesizing sucrose derivatives by regioselective reactionNORAMCO INC·Filed 1988·Granted Aug 21, 1990·93 cites·49 claims
- 0393US5034551AProcess for recovery of organotin esters from reaction mixtures containing the same and re-use of the recovered organotin compoundsNORAMCO INC·Filed 1990·Granted Jul 23, 1991·90 cites·30 claims
- 0492US7906647B2Process for preparing oxycodone having reduced levels of 14-hydroxycodeinoneNORAMCO INC·Filed 2007·Granted Mar 15, 2011·23 cites·22 claims
- 0588US5023329ASucrose-6-ester production processNORAMCO INC·Filed 1990·Granted Jun 11, 1991·91 cites·15 claims
- 0687US10059683B2Process for the production of cannabidiol and delta-9-tetrahydrocannabinolNORAMCO INC·Filed 2016·Granted Aug 28, 2018·13 cites·21 claims
- 0787US4118603ADC signaling circuit for use in conjunction with isolation transformersNORAMCO INC·Filed 1977·Granted Oct 3, 1978·100 cites·12 claims
- 0886US7625918B2Hydrocodone polymorphsNORAMCO INC·Filed 2006·Granted Dec 1, 2009·7 cites·30 claims
- 0983US5107032AProcess for the preparation of o-phthalaldehydesNORAMCO INC·Filed 1990·Granted Apr 21, 1992·52 cites·3 claims
- 1073US9701687B2Process for the preparation of opioid compoundsNORAMCO INC·Filed 2015·Granted Jul 11, 2017·2 cites·25 claims
- 1172US7550592B2Hydromorphone polymorphsNORAMCO INC·Filed 2006·Granted Jun 23, 2009·1 cites·17 claims
- 1244US10406153B2Process for the preparation of benzhydrocodone hydrochlorideNORAMCO INC·Filed 2017·Granted Sep 10, 2019·0 cites·11 claims
- 1342US2015133668A1Process for the preparation of methylphenidate and pharmaceutical salts thereofNORAMCO INC·Filed 2014·Application pending·0 cites
- 1442US2015133667A1Process for the preparation of methylphenidate and pharmaceutical salts thereofNORAMCO INC·Filed 2014·Application pending·0 cites
- 1540US9701688B2Process for the preparation of opioid compoundsNORAMCO INC·Filed 2015·Granted Jul 11, 2017·0 cites·24 claims
- 1639US10287296B2Process for the preparation of (S)-2-((4R,4aS,6R,7R,7aR,12bS)-7,9-dimethoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-6-yl)-3,3-dimethylbutan-2-olNORAMCO INC·Filed 2016·Granted May 14, 2019·0 cites·19 claims
- 1734US4870209AProcess for purifying crude 4-aminophenolNORAMCO INC·Filed 1987·Granted Sep 26, 1989·1 cites·12 claims
- 1833US7534888B2Oxycodone polymorphsNORAMCO INC·Filed 2003·Granted May 19, 2009·0 cites·64 claims
- 1933US2016228483A1Method for extraction and concentration of alkaloids using dimethyl etherNORAMCO INC·Filed 2015·Application pending·0 cites
- 2032US2016340362A1Process For The Preparation Of Oxymorphone FreebaseNORAMCO INC·Filed 2016·Application pending·0 cites
- 2130US10544434B2Process for the preparation of lisdexamfetamine and related derivativesNORAMCO INC·Filed 2016·Granted Jan 28, 2020·0 cites·29 claims
- 2228US10155771B2Selective reduction of morphinan alkaloidsNORAMCO INC·Filed 2016·Granted Dec 18, 2018·0 cites·27 claims
- 2327US2019127389A1Processes And Oxazolidine-Containing Intermediates For The Preparation Of Morphine Analogs And DerivativesNORAMCO INC·Filed 2017·Application pending·0 cites
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