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Inventor

Ivo L. Jirkovsky

Inventor
Montreal, CA

Overview

70→
Patents
1976–2008
Patent span
Chemistry
Primary field (CPC C)

Patents· 70 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary
C07DHeterocyclic compounds69%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations10%
H10DInorganic electric semiconductor devices8%
C07CAcyclic or carbocyclic compounds6%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
C07BGeneral methods of organic chemistry2%
C07JSteroids1%
PatentTitleYear
7,361,773'Preparation of N1-(2\'-pyridyl)-1,2-propanediamine sulfamic acid and its use in the synthesis of biologically active piperazines'20087,276,611'Process for synthesizing beta-lactamase inhibitor intermediates'20077,256,289'Process for making chiral 1,4-disubstituted piperazines'20077,091,349'Process for synthesizing N-aryl piperazines with chiral N′-1-[benzoyl(2-pyridyl)amino]-2-propane substitution'20067,019,137'Process for making chiral 1,4-disubstituted piperazines'20066,784,294'Preparation of N1-(2-pyridyl)-1,2-propanediamine sulfamic acid and its use in the synthesis of biologically active piperazines'20046,743,796'Piperazinyl-isatins'20046,713,626'Process for synthesizing N-aryl piperazines with chiral N-1-benzoyl(2-pyridyl)amino-2-propane substitution'20046,355,630'Estra-1,3,5(10)-triene-7-thioethers'20025,952,506'Process for the synthesis of 4-›6- (hexylcarbamoyloxy) hexylcarbamoyloxy!-piperidine-1-carboxylic acid 4-phenoxyphenyl ester'19995,438,056'Heterocyclic oxime carbamates'19955,389,673'4- or 5-(substituted sulfonyl)methyl-3(2H)-furanones'19955,389,671'4- or 5-(substituted sulfonyl)methyl-3(2H)-furanones'19955,389,672'4- or 5-(substituted sulfonyl)methyl-3(2H)-furanones'19955,314,913'4- or 5-(substituted sulfonyl)methyl-3(2H)-furanones'19945,236,941'5-(2-hydroxy-1-arylethylidene)- and 5-(2-oxo-1-arylethylidene)-2,4-thiazolidinediones and derivatives thereof'19935,118,675'Quinoxaline phosphono-amino acids'19925,068,342'5-[(1- and 2-naphthalenyl)thio and sulfonyl]-2,4-thiazolidinediones and derivatives thereof'19915,026,725'Inhibition of bone loss by 4-substituted-5-hydroxy-2(5H)-furanones'19915,017,601'Anti-ulcer 5-(2-substituted ethenyl)-3(2H)-furanones'19915,010,102'Anti-ulcer 5-(2-substituted ethenyl)-3(2H)-furanones'19915,001,126'Anti-ulcer 5-(2-substituted ethenyl)-3(2H)-furanones'19914,997,948'5-[(1- and 2-naphthalenyl) sulfonyl]-2,4-thiazolidinediones and derivatives thereof'19914,966,905'Anti-ulcer 5-(2-substituted ethenyl)-3-(2H)-furanones'19904,916,241'Inhibition of bone loss by 4-substituted-5-hydroxy-2(5H)-furanones'19904,778,812'2,3-dihydro-9-methyl-1H-pyrrolo[1,2-a]indol-1-amines and derivatives thereof'19884,665,183'Process for preparing 6,7,8,9-tetrahydro-10-methylpyrido[1,2-a]indol-9-amines and derivatives thereof useful for the treatment of cognitive impairments'19874,624,954'6,7,8,9-tetrahydro-10-methylpyrido[1,2-a]indol-9-amines and derivatives thereof, useful for the treatment of cognitive impairments'19864,515,949'[2-(1H-indol-1-yl)ethyl]-2-piperazine and pyrido[1,2-a]indol-9-one as intermediates for pyrazino(2,3-3,4)pyrido(1,2-a) indoles which are useful for treating hypertension in mammals'19854,492,697'4H-Imidazo[2,3-c]pyrido[2,3-e][1,4]oxazine derivatives'19854,482,714'Pyrazino[2\',3\'-3,4]pyrido[1,2-a]indole derivatives'19844,431,657'Analgesic compositions consisting of 2H-benzothieno[3,2-c]pyrazol-3-amine derivatives'19844,420,476'Benzofuro[3,2-c]pyrazol-3-amine derivatives'19834,409,224'Pyrimido[1,6-a]indole derivatives'19834,379,926'1,4,5,6-Tetrahydropyrimidine derivatives'19834,355,031'2,3-Dihydro-3-[4-(substituted)-1-piperazinyl]-1H-isoindol-1-ones'19824,351,942'Isochromans'19824,307,234'Pyrimido[1,6-a]indole derivatives'19814,307,092'1-Oxo-5H-pyrimido[2,1-C]benzoxazine-2-carboxylic acid esters'19814,254,118'1-Oxo-5H-pyrimido[2,1-c][1,4]benzthiazine-2-carboxylic acid esters'19814,254,121'3-Oxo-5H-pyrimido[2,1-c][1,4 ]benzoxazines'19814,244,958'Hypolipidemic derivatives of 4,5-dihydro-4-oxofuran-2-carboxylic acid'19814,232,029'1-Hydroxyimidazole-5-methanamine derivatives'19804,223,151'Process for preparing polycyclic heterocycles having a pyran ring'19804,198,426'2-Substituted-3-methyl-.gamma.-pyrone tricyclic derivatives'19804,189,490'2-Substituted-3-methyl-.gamma.-pyrone tricyclic derivatives'19804,188,389'1,2,3,4-Tetrahydropyrrolo(1,2-A)pyrazines'19804,177,284'2-Substituted-3-methyl-.gamma.-pyrone tricvclic derivatives and process therefor'19794,169,202'Process for preparing 4,5-dihydro-4-oxofuran-2-carboxylic acid derivatives'19794,118,394'Pyrano- and thiopyranoindole derivatives'19784,105,778'Fused .gamma.-pyrone-2-carboxylic acid derivatives and process therefor'19784,076,831'Pyrano[3,4-b]-indole derivatives, pharmaceutical compositions and methods of use'19784,070,371'Derivatives of 1,3,4,9-tetrahydropyrano[3,4-b]indole-1-acetic acid'19784,066,779'Pyranoindole derivatives, compositions and method of use'19784,066,763'Thiazinoindoles useful as antidepressants'19784,066,780'Pyranoindole derivatives as antiulcer agents'19784,060,619'1,4-Dihydro-4-oxo-benzothiopyrano (4,3-b)pyridine-2-carboxylates and derivatives'19774,056,537'Process for making pyrano- and thiopyranoindole derivatives'19774,056,538'Process for preparing pyrano- and thiopyranoindole derivatives'19774,041,169'Pharmaceutical method for using pyrano-and thiopyranoindole derivatives'19774,036,842'Process for preparing polycyclic heterocycles having a pyran ring'19774,035,495'Pyrrolobenzoxazines, pyrrolobenzothiazines and process therefor'19774,021,451'Process for preparing polycyclic heterocycles having a pyran ring'19774,012,417'Process for preparing pyrano[3,4-b]indole or thio pyrano[3,4-b]indole derivatives'19774,012,511'Oxazinoindole derivatives useful as antidepressants'19774,003,913'Pyrano- and thiopyranoindole derivatives, compositions and methods of use'19773,995,052'Indenopyran- and indenothiopyranalkylamines III in the treatment of depression'19763,974,179'1,3,4,9-Tetrahydropyrano[3,4-b]indole-1-acetamides and derivatives'19763,962,236'Oxazinoindole- and thiazinoindole derivatives'19763,939,178'Certain pyrano [3,4-b]indoles and thiopyrano[3,4-b]indoles'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2002Patents assigned to AMERICAN HOME PROD (37)· patent assignee history
1976–1985Patents assigned to AYERST MCKENNA & HARRISON (25)· patent assignee history
1976–1985Based in Montreal, CA· patent location history
1986–1995Based in Plainsboro, NJ, US· patent location history
1999–2004Based in Nanuet, NY, US· patent location history
2004–2008Patents assigned to WYETH CORP (8)· patent assignee history
2004–2008Based in Waitsfield, VT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN HOME PROD371976–2002
AYERST MCKENNA & HARRISON251976–1985
WYETH CORP82004–2008
Locations
LocationPatentsSpan
Montreal, CA421976–1985
Plainsboro, New Jersey, US181986–1995
Waitsfield, VT, US72004–2008
Nanuet, New York, US31999–2004