Inventor
Veit Stegmann
Inventor
Mannheim, DE
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Jprimary
C08JWorking-up14%
Y02PClimate change mitigation technologies in the production or processing of goods9%
B01DSeparation7%
C07CAcyclic or carbocyclic compounds7%
C07DHeterocyclic compounds7%
C08BPolysaccharides7%
A61LMethods or apparatus for sterilising materials or objects in general5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
C07BGeneral methods of organic chemistry5%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
PatentTitleYear
10,889,683N,N'-diaminopropyl-2-methylcyclohexane-1,3-diamine and N,N'-diaminopropyl-4-methylcyclohexane-1,3-diamine and the use thereof as curing agents for epoxy resins202110,434,503Molding for a hydrophobic zeolitic material and process for its production20198,562,862'Water absorbing material'20138,486,669'Enzymatic hydrolysis of a cellulose material treated with an ionic liquid'20138,404,149'Absorbent article comprising water-absorbing material'20138,354,356'DMC catalysts, method for the production thereof and use thereof'20138,231,792'Purification of ionic liquids'20128,163,215'Method of forming regenerated carbohydrates with solvent systems based on molten ionic liquids'20128,044,120'Ionic liquids for solubilizing polymers'20117,767,852'Method for the separation of acids from chemical reaction mixtures by means of ionic fluids'20107,754,002'Solubility of cellulose in ionic liquids with addition of amino bases'20107,749,318'Cellulose solutions in ionic liquids'20107,351,339'Method for the separation of acids from chemical reaction mixtures by means of ionic fluids'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2012Patents assigned to BASF AG (7)· patent assignee history
2008–2019Based in Mannheim, DE· patent location history
2012–2013Patents assigned to STEGMANN VEIT (6)· patent assignee history
2012–2013Patents assigned to MASSONNE KLEMENS (5)· patent assignee history
2013–2021Patents assigned to BASF SE (5)· patent assignee history
2013Patents assigned to BRUHNS STEFAN (2)· patent assignee history
2021Based in Ludwigshafen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 7 | 2008–2012 |
| STEGMANN VEITself | 6 | 2012–2013 |
| BASF SE | 5 | 2013–2021 |
| MASSONNE KLEMENS | 5 | 2012–2013 |
| BRUHNS STEFAN | 2 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mannheim, DE | 12 | 2008–2019 |
| Ludwigshafen, DE | 1 | 2021 |