Inventor
CHAPPIE THOMAS ALLEN
US23 patents
⚠️ This page may combine multiple inventors who share the name “CHAPPIE THOMAS ALLEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PFIZER
21 patentsUS9598421B2Mar 21, 2017
Imidazopyridazine compounds
PFIZER6 citations83
US9120788B2Sep 1, 2015
Azabenzimidazole compounds
PFIZER8 citations83
US8933224B2Jan 13, 2015
Triazine derivatives
PFIZER5 citations83
US7268142B2Sep 11, 2007
Tetrahydroisoquinolinyl derivatives of quinazoline and isoquinoline
PFIZER16 citations80
US10738063B2Aug 11, 2020
6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxamide compounds
PFIZER3 citations72
US9815832B2Nov 14, 2017
Azabenzimidazole compounds
PFIZER4 citations72
US11472805B2Oct 18, 2022
Tricyclic compounds and their use as phosphodiesterase inhibitors
PFIZER4 citations71
US9200000B2Dec 1, 2015
Imidazo[5,1-f][1,2,4]triazines for the treatment of neurological disorders
PFIZER4 citations71
US10323042B2Jun 18, 2019
6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxamide compounds
PFIZER1 citations62
US9296761B2Mar 29, 2016
Triazine derivatives
PFIZER2 citations62
US7381741B2Jun 3, 2008
3-amino-2-phenylpyrrolidine derivatives
PFIZER3 citations61
US12049465B2Jul 30, 2024
Tricyclic compounds and their use as phosphodiesterase inhibitors
PFIZER0 citations60
US11390623B2Jul 19, 2022
6,7,8,9-tetrahydro-5H-pyrido[2,3-d]azepine dopamine D3 ligands
PFIZER0 citations60
US11161844B2Nov 2, 2021
Cyclic substituted imidazo[4,5-c]quinoline derivatives
PFIZER1 citations60
US11312713B2Apr 26, 2022
Imidazo[4,5-C]quinoline derivatives as LRRK2 inhibitors
PFIZER0 citations59
US9145427B2Sep 29, 2015
Triazine derivatives
PFIZER3 citations59
US7119207B2Oct 10, 2006
Benzoamide piperidine containing compounds and related compounds
PFIZER3 citations56
US10669279B2Jun 2, 2020
Imidazopyridazine compounds
PFIZER0 citations51
US10077269B2Sep 18, 2018
Imidazopyridazine compounds
PFIZER1 citations51
US10590128B2Mar 17, 2020
6,7,8,9-tetrahydro-5H-pyrido[2,3-d]azepine dopamine D3 ligands
PFIZER0 citations49
US10131669B2Nov 20, 2018
Pyrazolopyrimidine compounds
PFIZER0 citations41