Inventor
Stephan Massoth
Inventor
Biblis, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C10Mprimary
C10MLubricating compositions25%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions25%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry13%
C07CAcyclic or carbocyclic compounds13%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
8,288,583'Process for preparing carboxylic acid derivatives'20127,645,842'Method for free-radical polymerization of ethylenically unsaturated compounds'20107,452,932'Highly stable polymer dispersions and method for the production thereof'20086,458,750'Engine oil composition with reduced deposit-formation tendency'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2010Patents assigned to ROHMAX ADDITIVES GMBH (3)· patent assignee history
2002–2012Based in Biblis, DE· patent location history
2012Patents assigned to BLOOS DETLEF (1)· patent assignee history
2012Patents assigned to BOEHMKE UWE (1)· patent assignee history
2012Patents assigned to DARDIN ALEXANDER (1)· patent assignee history
2012Patents assigned to EVONIK ROHMAX ADDITIVES GMBH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROHMAX ADDITIVES GMBH | 3 | 2002–2010 |
| BLOOS DETLEF | 1 | 2012 |
| BOEHMKE UWE | 1 | 2012 |
| DARDIN ALEXANDER | 1 | 2012 |
| EVONIK ROHMAX ADDITIVES GMBH | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Biblis, DE | 4 | 2002–2012 |