Inventor
Johannes Scherer
Inventor
Leverkusen, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds33%
B29CShaping or joining of plastics8%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts8%
B29LIndexing scheme associated with subclass b29c, relating to particular articles8%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%
C07CAcyclic or carbocyclic compounds8%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%
C08JWorking-up8%
C08LCompositions of macromolecular compounds8%
PatentTitleYear
10,934,429Polycarbonate compositions having improved adhesion to polyurethane layers20217,888,515'Method for the production of N,N-carbonyldiazoles'20116,891,060'Preparation of 3-acyloxy-2-methylbenzoic acids'20056,774,239'Process for the preparation of N,N-carbonyldiazoles and azolide salts'20046,465,658'Process for the preparation of N,N-carbonyldiazoles and azolide salts'20026,392,057'Method for the production of n,n-carbonyldiazoles'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2005Patents assigned to BAYER AG (4)· patent assignee history
2002–2021Based in Leverkusen, DE· patent location history
2011Patents assigned to SALTIGO GMBH (1)· patent assignee history
2021Patents assigned to COVESTRO DEUTSCHLAND AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 4 | 2002–2005 |
| COVESTRO DEUTSCHLAND AG | 1 | 2021 |
| SALTIGO GMBH | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Leverkusen, DE | 6 | 2002–2021 |