Inventor

Robert I. Dowell

Inventor

Congleton, GB

Overview

1983–2006

Patent span

Chemistry

Primary field (CPC C)

Patents· 21 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 preparations29%

C07DHeterocyclic compounds29%

C07CAcyclic or carbocyclic compounds19%

A61KPreparations for medical, dental or toiletry purposes11%

B82YSpecific uses or applications of nanostructures11%

C12NMicroorganisms or enzymes2%

PatentTitleYear

7,122,551'Metalloproteinase inhibitor compounds'2006 6,734,183'Compounds'2004 6,552,223'N-hydroxacylamino compounds, process for their preparation and pharmaceutical compositions containing them'2003 6,436,691'Chemical compounds'2002 6,277,880'Chemical compounds'2001 5,981,791'High purity N-(4-[N,N-bis(2-iodoethyl)amino]phenoscycarbonyl)-L-glutamic acid'1999 5,958,971'Chemical compounds'1999 5,714,148'Chemical compounds'1998 5,660,829'Process for antibody directed enzyme prodrug therapy'1997 5,587,161'Prodrugs for antibody directed enzyme prodrug therapy'1996 5,407,945'Pyran derivatives and their use as inhibitors of 5-lipoxygenase'1995 5,405,990'Chemical compounds'1995 5,276,037'Heterocyclic 5-lipoxygenase inhibitors'1994 5,272,173'5-lipoxygenase inhibitors'1993 5,254,581'Pyran derivatives and their use as inhibitors of 5-lipoxygenase'1993 5,225,438'Aryl derivatives'1993 4,711,887'Hydrazinopyridazine compounds'1987 4,683,232'Heterocyclic compounds having cardiotonic use'1987 4,587,246'1,3,4-thiadiazin-2-ones'1986 4,503,054'6-Aryl-1,2,4-triazin-6-ones which possess cardiotonic properties'1985 4,423,045'Thiadizines'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1994Patents assigned to ICI PLC (9)· patent assignee history

1983–2001Based in Congleton, GB· patent location history

1993–1995Patents assigned to ICI PHARMA (5)· patent assignee history

1995–2002Patents assigned to ZENECA LTD (8)· patent assignee history

1995–2001Patents assigned to CANCER RES CAMPAIGN TECH (6)· patent assignee history

1999–2004Based in Macclesfield, GB· patent location history

2003–2006Patents assigned to ASTRAZENECA AB (3)· patent assignee history

2006Based in Cheshire, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ICI PLC	9	1983–1994
ZENECA LTD	8	1995–2002
CANCER RES CAMPAIGN TECH	6	1995–2001
ICI PHARMA	5	1993–1995
ASTRAZENECA AB	3	2003–2006

Locations

Location	Patents	Span
Congleton, GB	16	1983–2001
Macclesfield, GB	4	1999–2004
Cheshire, GB	1	2006