Inventor

J. O'Neal Johnston

Inventor

Milford, OH, US

Overview

15→

Patents

1981–2001

Patent span

Chemistry

Primary field (CPC C)

Patents· 15 as inventor

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

C07Jprimary

C07JSteroids50%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations38%

A61KPreparations for medical, dental or toiletry purposes8%

Y02PClimate change mitigation technologies in the production or processing of goods4%

PatentTitleYear

6,313,161'2,19-methyleneoxy and 2,19-methylenethio bridged steroids as aromatase, 19-hydroxylase inhibitors and methods of their use in the treatment of estrogen mediated disorders'2001 5,491,136'2,19-methyleneoxy and 2,19-methylenethio bridged steroids as aromatase, 19-hydroxylaser inhibitors and methods of their use in the treatment of estrogen mediated disorders'1996 5,486,511'4-amino-17.beta.-(cyclopropyloxy)androst-4-en-3-one, 4-amino-17.beta.-(cyclopropylamino)androst-4-en-3-one and related compounds as C.sub.17-20 lyase and 5.alpha.-reductase'1996 5,252,565'Haloethyl-substituted steroid enzyme inhibitors'1993 5,166,201'2.beta.,19-ethylene bridged steroids as aromatase inhibitors'1992 5,126,488'2.beta.,19-methyleneamino bridged steroids as aromatase inhibitors'1992 5,099,037'2,19-methyleneoxy and 2,19-methylenethio bridged steroids as aromatase and 19-hydroxylase inhibitors'1992 4,954,491'Method of treatment using 18-cyanoprogesterone derivatives'1990 4,954,488'Method of treating hyperaldosteronism using 17.beta.-cyclopropylaminoandrostene derivatives'1990 4,920,114'19-fluoro- or cyano-21-hydroxyprogesterone derivatives useful as 19-hydroxylase inhibitors'1990 4,910,191'19-substituted progesterone derivatives useful as 19-hydroxylase inhibitors'1990 4,882,322'3.beta.,17.beta.-hydroxy-substituted steroids and related steroidal compounds'1989 4,322,416'10-Alkynyl steroids'1982 4,293,548'18-Substituted pregn-4-ene-3,20-diones'1981 4,289,762'10-(1,2-Propadienyl) steroids as irreversible aromatase inhibitors'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1996Patents assigned to MERRELL DOW PHARMA (14)· patent assignee history

1981Based in Cincinnati, OH, US· patent location history

1982–2001Based in Milford, OH, US· patent location history

2001Patents assigned to MERRELL PHARMA INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MERRELL DOW PHARMA	14	1981–1996
MERRELL PHARMA INC	1	2001

Locations

Location	Patents	Span
Milford, OH, US	13	1982–2001
Cincinnati, OH, US	2	1981