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Inventor

Chi-Ho Lee

Inventor
Palo Alto, CA, US

Overview

9→
Patents
1989–1996
Patent span
Chemistry
Primary field (CPC C)

Patents· 9 as inventor

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

C07Dprimary
C07DHeterocyclic compounds90%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations10%
PatentTitleYear
5,514,800'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives'19965,276,034'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives'19945,252,736'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives'19935,091,428'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives'19925,043,447'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives'19915,010,075'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives'19914,935,417'Sustituted imidazolyl-alkyl-piperazine and -diazepine derivatives for treating cerebrovascular disease'19904,889,866'Arylsulfonyl dihydropyridine derivatives'19894,829,065'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1996Patents assigned to SYNTEX PHARMA LTD (7)· patent assignee history
1989Patents assigned to SYNTEX INC (1)· patent assignee history
1989–1996Based in Palo Alto, CA, US· patent location history
1994Patents assigned to SYNTEX PHARMACEUTICAL LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SYNTEX PHARMA LTD71989–1996
SYNTEX INC11989
SYNTEX PHARMACEUTICAL LTD11994
Locations
LocationPatentsSpan
Palo Alto, California, US91989–1996