Inventor
Klaus Posselt
Inventor
Bonn, DE
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds26%
A61KPreparations for medical, dental or toiletry purposes21%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations21%
C07DHeterocyclic compounds21%
C07JSteroids11%
PatentTitleYear
5,173,304'Agents for the treatment of severe pain and preparation of said agents'19924,690,823'Ibuprofen-containing soft gelatin capsules and process for preparing same'19874,555,524'Transdermal 2-(4-isobutylphenyl)-propionic acid medication and methods'19854,542,159'Cycloaliphatic ketoamines'19854,218,447'Acyl derivatives of hellebrigenin'19804,141,968'Novel salts of 1,3-bis-(.beta.-ethylhexyl)-5-amino-5-methyl-hexahydropyrimidine in compositions having bacteriostatic activity'19794,142,050'Salts of 1,3-bis(.beta.-ethylhexyl)-5-amino-5-methyl-hexahydropyrimidine'19794,055,653'Sulfur containing trialkoxybenzoylamino carboxylic acids'19774,038,386'Derivative of desglucohellebrin and therapeutic use'19774,010,191'Acyl derivatives of substituted bis-arylalkylamino compounds'19773,981,910'Sulfur containing trialkoxybenzoylamino carboxylic acids'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1985Patents assigned to DEGUSSA (6)· patent assignee history
1976–1979Based in Wachtberg-Villiprott, DE· patent location history
1977Based in Bergen-Enkheim, DT· patent location history
1979Patents assigned to DOLL GMBH (2)· patent assignee history
1980–1992Based in Bonn, DE· patent location history
1985Patents assigned to DOLORGIET GMBH & CO KG (1)· patent assignee history
1987–1992Patents assigned to DOLORGIET BETEILIGUNGS GMBH (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DEGUSSA | 6 | 1976–1985 |
| DOLL GMBH | 2 | 1979 |
| DOLORGIET BETEILIGUNGS GMBH | 2 | 1987–1992 |
| DOLORGIET GMBH & CO KG | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bonn, DE | 5 | 1980–1992 |
| Wachtberg-Villiprott, DE | 5 | 1976–1979 |
| Bergen-Enkheim, DT | 1 | 1977 |