Inventor
Karin Sperling
Inventor
Neustadt, DE
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes26%
A61QSpecific use of cosmetics or similar toiletry preparations26%
C07CAcyclic or carbocyclic compounds7%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
C09KMaterials for miscellaneous applications, not provided for elsewhere5%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
B82YSpecific uses or applications of nanostructures2%
C01GCompounds containing metals not covered by subclasses c01d or c01f2%
PatentTitleYear
6,368,583'Hair treatment composition'20026,365,697'Water-soluble or water-dispersible polyurethanes with terminal acid groups, the production and the use thereof'20026,191,188'Aqueous compositions and their use'20016,153,174'Cosmetic compositions comprising a combination of UV absorbers'20006,153,179'Hair setting lotions'20006,132,705'Cosmetic or pharmaceutical compositions for use on the skin'20006,074,472'Hydrolytic preparation of titanium dioxide pigments'20006,036,962'Cosmetic compositions comprising sulfonate groups containing polyamides'20006,015,551'Copolymers of carboxylic acids and multiply olefinically unsaturated carboxylic acid derivatives and their use as thickeners and dispergents'20006,007,828'Cosmetic preparations containing photostable UV-A filters'19995,821,380'2-cyanoacrylic esters'19985,800,803'Oral composition exhibiting enhanced uptake by dental tissue of noncationic antibacterial agents'19984,709,109'Preparation of alkenylaromatics'19874,594,447'Process for catalytic dimerization of acrylic acid derivatives'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986Patents assigned to STUDIENGESELLSCHAFT KOHLE MBH (1)· patent assignee history
1986Based in Mulheim, DE· patent location history
1987–2002Patents assigned to BASF AG (12)· patent assignee history
1987Based in Wachenheim, DE· patent location history
1998Patents assigned to COLGATE PALMOLIVE CO (1)· patent assignee history
1998–2002Based in Neustadt, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 12 | 1987–2002 |
| COLGATE PALMOLIVE CO | 1 | 1998 |
| STUDIENGESELLSCHAFT KOHLE MBH | 1 | 1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Neustadt, DE | 12 | 1998–2002 |
| Wachenheim, DE | 1 | 1987 |
| Mulheim, DE | 1 | 1986 |