Inventor
Thorsten Friese
Inventor
Mannheim, DE
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds55%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry18%
C07DHeterocyclic compounds18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
PatentTitleYear
9,776,940'Process for production of acrylic acid'20179,212,122'Process for inhibiting unwanted free-radical polymerization of acrylic acid present in a liquid phase P'20159,206,109'Method of stabilizing polymerizable compounds'20159,096,513'Process for inhibiting unwanted free-radical polymerization of acrylic acid present in a liquid phase P'20158,530,678'Trioxane production method wherein a side aqueous flow is deducted at a first distillation stage'20138,299,299'Process for separating acrylic acid present as a main constituent and glyoxal present as a by-product in a product gas mixture of a partial heterogeneously catalyzed gas phase oxidation of a C3 precursor compound of acrylic acid'20128,263,802'Process for redissociating Michael adducts which are present in a liquid F and have been formed in the preparation of acrylic acid or esters thereof'20128,076,510'Process for starting-up a heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid or of methacrolein to methacrylic acid'20117,931,255'Fabric packing'20117,713,387'Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2013Patents assigned to BASF AG (3)· patent assignee history
2010–2015Based in Mannheim, DE· patent location history
2011–2017Patents assigned to BASF SE (6)· patent assignee history
2011–2015Patents assigned to FRIESE THORSTEN (5)· patent assignee history
2011–2012Patents assigned to MUELLER-ENGEL KLAUS JOACHIM (3)· patent assignee history
2012–2015Patents assigned to BLUM TILL (3)· patent assignee history
2017Based in Hong Kong, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF SE | 6 | 2011–2017 |
| FRIESE THORSTENself | 5 | 2011–2015 |
| BASF AG | 3 | 2010–2013 |
| BLUM TILL | 3 | 2012–2015 |
| MUELLER-ENGEL KLAUS JOACHIM | 3 | 2011–2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mannheim, DE | 9 | 2010–2015 |
| Hong Kong, CN | 1 | 2017 |