Inventor
Claude Dufresne
Inventor
Dollard-des-Ormeaux, CA
Overview
Patents· 33 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations26%
C07DHeterocyclic compounds21%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium15%
A61KPreparations for medical, dental or toiletry purposes11%
C07CAcyclic or carbocyclic compounds5%
Y02ATechnologies for adaptation to climate change5%
A01NPreservation of bodies of humans or animals or plants or parts thereof3%
C07HSugars1%
C07KPeptides1%
C12NMicroorganisms or enzymes1%
PatentTitleYear
10,199,198Electron microscope and method for transmission electron microscopy imaging of sample arrays20199,334,295'Fused aromatic PTP-1B inhibitors'20168,927,526'Fused aromatic PTP-1B inhibitors'20158,685,999'Beta carboline sulphonylurea derivatives as EP4 receptor antagonists'20148,481,742'Fused aromatic PTP-1B inhibitors'20138,168,815'Fused aromatic PTP-1B inhibitors'20127,622,501'Nitric oxide releasing prodrugs of diaryl-2-(5H)-furanones as cyclooxygenase-2 inhibitors'20097,618,979'Pyridopyrrolizine and pyridoindolizine derivatives'20097,199,154'Nitric oxide releasing prodrugs of diaryl-2-(5h)-furanones as cyclooxygenase-2 inhibitors'20077,163,932'Aryldifluoromethylphosphonic acids for treatment of diabetes'20077,144,913'Dihydropyrrolo[1,2-a]indole and tetrahydropyrido[1,2-a]-indole derivatives as prostaglandin d2 receptor antagonists'20066,777,433'Protein tyrosine phosphatase 1B (PTP-1B) inhibitors containing two ortho-substituted aromatic phosphonates'20046,583,126'Phosphonic acid derivatives as inhibitors of protein tyrosine phosphatase 1B (PTP-1B)'20036,498,151'Aryldifluoromethylphosphonic acids with sulfur-containing substituents as PTP-1B inhibitors'20026,486,142'Phosphonic acid derivatives as inhibitors of protein tyrosine phosphatase 1B (PTP-1B)'20026,448,429'Protein tyrosine phosphatase 1B (PTP-1B) inhibitors containing two ortho-substituted aromatic phosphonates'20026,365,592'Phosphonic and carboxylic acid derivatives as inhibitors of protein tyrosine phosphatase-1B (PTP-1B)'20026,348,572'Ligands for phosphatase binding assay'20026,174,874'Phosphonic acids derivatives as inhibitors of protein tyrosine phosphate 1B (PTP-1B)'20015,952,347'Quinoline leukotriene antagonists'19995,750,539'Heteroaryl diol acids as leukotriene antagonists'19985,506,262'Cholesterol lowering compounds'19965,472,964'Diaryl 5,6-fused heterocyclic acids as leukotriene antagonists'19955,350,760'Aza-5,5-fused hetrocyclic acids as leukotriene antagonists'19945,310,949'Cholesterol lowering compounds'19945,283,256'Cholesterol-lowering agents'19945,260,332'Cholesterol lowering compounds'19935,254,727'Acyclic tricarboxylic acid compounds'19935,149,703'Quinoline-substituted chromans and related compounds as leukotriene antagonists'19925,132,320'Squalene synthetase inhibitors'19925,102,907'Novel squalene synthetase inhibitors'19925,091,533'5-hydroxy-2,3-dihydrobenzofuran analogs as leukotriene biosynthesis inhibitors'19924,453,005'Process for preparing substituted phenylalkenoic acids'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–2009Patents assigned to MERCK FROSST CANADA INC (16)· patent assignee history
1984Based in Lachine, CA· patent location history
1992–1999Patents assigned to MERCK & CO INC (8)· patent assignee history
1992–2016Based in Dollard-des-Ormeaux, CA· patent location history
1992Based in Edison, NJ, US· patent location history
1993–2019Based in East Brunswick, NJ, US· patent location history
1999Based in Quebec, CA· patent location history
2012–2016Patents assigned to DUFRESNE CLAUDE (5)· patent assignee history
2012–2016Patents assigned to HAN YONGXIN (5)· patent assignee history
2012–2016Patents assigned to BAYLY CHRISTOPHER (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MERCK FROSST CANADA INC | 16 | 1984–2009 |
| MERCK & CO INC | 8 | 1992–1999 |
| DUFRESNE CLAUDEself | 5 | 2012–2016 |
| HAN YONGXIN | 5 | 2012–2016 |
| BAYLY CHRISTOPHER | 4 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Dollard-des-Ormeaux, CA | 23 | 1992–2016 |
| East Brunswick, New Jersey, US | 6 | 1993–2019 |
| Edison, New Jersey, US | 2 | 1992 |
| Quebec, CA | 1 | 1999 |
| Lachine, CA | 1 | 1984 |