Inventor · disambiguated record

Donald Payan

Also filed as: PAYAN DONALD · PAYAN DONALD G

88 granted patents·22 pending applications·3,010 citations·filing 1997–2021

99Inventor score

Technology areasA61P A61K G01N C12N C12Q

Files withRIGEL PHARMACEUTICALS INC87 SINGH RAJINDER10 KINSELLA TODD M2 MASUDA ESTEBAN2 BHAMIDIPATI SOMASEKHAR1

Top patents by PatentIndex Score

110 records

0199US8853397B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2013·Granted Oct 7, 2014·45 cites·7 claims
0299US8835430B22,4-pyrimidinediamine compounds and their usesSINGH RAJINDER·Filed 2013·Granted Sep 16, 2014·48 cites·16 claims
0399US8822685B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2013·Granted Sep 2, 2014·43 cites·17 claims
0499US7820819B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2006·Granted Oct 26, 2010·87 cites·17 claims
0599US7655797B2Intermediates for making 2,4-pyrimidinediamine compoundsRIGEL PHARMACEUTICALS INC·Filed 2008·Granted Feb 2, 2010·81 cites·21 claims
0699US7642351B22,4-Pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2006·Granted Jan 5, 2010·105 cites·14 claims
0799US7589200B25-Fluoro-4N-phenyl-4-pyrimidineamine compoundsRIGEL PHARMACEUTICALS INC·Filed 2004·Granted Sep 15, 2009·102 cites·18 claims
0899US7557210B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2003·Granted Jul 7, 2009·190 cites·16 claims
0999US7550460B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2007·Granted Jun 23, 2009·95 cites·18 claims
1099US7498435B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2006·Granted Mar 3, 2009·93 cites·21 claims
1199US7485724B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2006·Granted Feb 3, 2009·119 cites·20 claims
1299US7435814B22,4-Pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2005·Granted Oct 14, 2008·94 cites·11 claims
1399US7332484B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2005·Granted Feb 19, 2008·146 cites·4 claims
1499US7329672B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2005·Granted Feb 12, 2008·130 cites·19 claims
1599US7329671B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2005·Granted Feb 12, 2008·147 cites·19 claims
1699US7060827B2Intermediates useful for making 2,4-pyrimidinediamine compoundsRIGEL PHARMACEUTICALS INC·Filed 2004·Granted Jun 13, 2006·255 cites·11 claims
1798US8188276B22,4-pyrimidinediamine compounds and their usesSINGH RAJINDER·Filed 2009·Granted May 29, 2012·50 cites·11 claims
1898US8148525B22,4-pyrimidinediamine compounds and their usesSINGH RAJINDER·Filed 2010·Granted Apr 3, 2012·69 cites·12 claims
1998US7825116B2N2, N4-bis-aryl-5-fluoro-2,4-pyrimidinediaminesRIGEL PHARMACEUTICALS INC·Filed 2006·Granted Nov 2, 2010·55 cites·8 claims
2098US7812029B1Methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compoundsRIGEL PHARMACEUTICALS INC·Filed 2008·Granted Oct 12, 2010·73 cites·23 claims
2198US7517886B2Methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compoundsRIGEL PHARMACEUTICALS INC·Filed 2003·Granted Apr 14, 2009·141 cites·28 claims
2297US10941134B2AMPK-activating heterocyclic compounds and methods for using the sameRIGEL PHARMACEUTICALS INC·Filed 2019·Granted Mar 9, 2021·18 cites·20 claims
2397US10377742B2AMPK-activating heterocyclic compounds and methods for using the sameRIGEL PHARMACEUTICALS INC·Filed 2017·Granted Aug 13, 2019·20 cites·21 claims
2497US8334296B22,4-pyrimidinediamine compounds and their usesSINGH RAJINDER·Filed 2008·Granted Dec 18, 2012·39 cites·5 claims
2596US9913842B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2016·Granted Mar 13, 2018·8 cites·28 claims
2696US8557806B2Methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compoundsSINGH RAJINDER·Filed 2012·Granted Oct 15, 2013·31 cites·41 claims
2796US7034145B2Directionally cloned random cDNA expression vector libraries, compositions and methods of useRIGEL PHARMACEUTICALS INC·Filed 2004·Granted Apr 25, 2006·164 cites·8 claims
2895US9133133B22,4-pyridinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2014·Granted Sep 15, 2015·10 cites·14 claims
2995US9018204B12,4-pyrimidinediamine compounds and their usesSINGH RAJINDER·Filed 2015·Granted Apr 28, 2015·8 cites·10 claims
3095US8809370B2AMPK-activating heterocyclic compounds and methods for using the sameRIGEL PHARMACEUTICALS INC·Filed 2013·Granted Aug 19, 2014·17 cites·7 claims
3195US8791136B2Substituted pyridine, pyridazine, pyrazine and pyrimidine compounds and methods for using the sameGOFF DANE·Filed 2011·Granted Jul 29, 2014·26 cites·27 claims
3294US9162989B22,4-Pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2015·Granted Oct 20, 2015·7 cites·9 claims
3394US8987303B2AMPK-activating heterocyclic compounds and methods for using the sameRIGEL PHARMACEUTICALS INC·Filed 2013·Granted Mar 24, 2015·16 cites·24 claims
3494US8980921B2AMPK-activating heterocyclic compounds and methods for using the sameRIGEL PHARMACEUTICALS INC·Filed 2013·Granted Mar 17, 2015·16 cites·7 claims
3594US6808906B2Directionally cloned random cDNA expression vector libraries, compositions and methods of useRIGEL PHARMACEUTICALS INC·Filed 2002·Granted Oct 26, 2004·63 cites·15 claims
3693US9586908B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2015·Granted Mar 7, 2017·5 cites·10 claims
3793US9540334B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2015·Granted Jan 10, 2017·5 cites·18 claims
3893US9499493B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2015·Granted Nov 22, 2016·5 cites·17 claims
3993US9266856B2AMPK—activating heterocyclic compounds and methods for using the sameRIGEL PHARMACEUTICALS INC·Filed 2014·Granted Feb 23, 2016·14 cites·30 claims
4093US9040550B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2014·Granted May 26, 2015·7 cites·16 claims
4192US9416112B22,4-pyrimidinediamine compounds and their usesSINGH RAJINDER·Filed 2014·Granted Aug 16, 2016·6 cites·20 claims
4292US6455263B2Small molecule library screening using FACSRIGEL PHARMACEUTICALS INC·Filed 1998·Granted Sep 24, 2002·117 cites·4 claims
4391US10314840B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2017·Granted Jun 11, 2019·3 cites·23 claims
4490US10369148B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2016·Granted Aug 6, 2019·3 cites·23 claims
4590US9878992B2GDF-8 inhibitorsRIGEL PHARMACEUTICALS INC·Filed 2017·Granted Jan 30, 2018·6 cites·2 claims
4690US9145433B2GDF-8 inhibitorsBHAMIDIPATI SOMASEKHAR·Filed 2013·Granted Sep 29, 2015·13 cites·21 claims
4790US7243112B2Multidimensional biodata integration and relationship inferenceRIGEL PHARMACEUTICALS INC·Filed 2002·Granted Jul 10, 2007·53 cites·18 claims
4888US9566278B2Protein kinase C inhibitors and uses thereofRIGEL PHARMACEUTICALS INC·Filed 2015·Granted Feb 14, 2017·6 cites·21 claims
4988US8546433B2Axl inhibitors for use in combination therapy for preventing, treating or managing metastatic cancerHITOSHI YASUMICHI·Filed 2010·Granted Oct 1, 2013·12 cites·10 claims
5087US10709703B22,4-pyrimidinediamine compounds and their usesRIGEL PHARMACEUTICALS INC·Filed 2019·Granted Jul 14, 2020·0 cites·13 claims

Showing the top 50 of 110 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →