Inventor
David William Heaton
Inventor
Macclesfield, GB
Overview
Patents· 5 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 preparations31%
C07DHeterocyclic compounds23%
A61KPreparations for medical, dental or toiletry purposes15%
B82YSpecific uses or applications of nanostructures8%
C07CAcyclic or carbocyclic compounds8%
C12NMicroorganisms or enzymes8%
Y02PClimate change mitigation technologies in the production or processing of goods8%
PatentTitleYear
7,579,344'Pyrimidine derivatives possessing cell-cycle inhibitors activity'20096,908,920'Pyrimidine derivatives'20055,985,281'Chemical compounds'19995,981,791'High purity N-(4-[N,N-bis(2-iodoethyl)amino]phenoscycarbonyl)-L-glutamic acid'19994,940,788'Process for preparing azetidinones'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Patents assigned to ICI PLC (1)· patent assignee history
1990Based in Congleton, GB· patent location history
1999Patents assigned to ZENECA LTD (2)· patent assignee history
1999–2009Based in Macclesfield, GB· patent location history
2005–2009Patents assigned to ASTRAZENECA AB (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ASTRAZENECA AB | 2 | 2005–2009 |
| ZENECA LTD | 2 | 1999 |
| ICI PLC | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Macclesfield, GB | 4 | 1999–2009 |
| Congleton, GB | 1 | 1990 |