Inventor
Stefan Schwiegk
Inventor
Neustadt, DE
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds37%
C08LCompositions of macromolecular compounds16%
Y10TTechnical subjects covered by former us classification11%
B29CShaping or joining of plastics5%
C04BLime, magnesia5%
C08JWorking-up5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
PatentTitleYear
10,676,569Method for continuously producing polyamide oligomers and producing semicrystalline or amorphous polyamides that can be thermoplastically processed202010,351,671Method for producing semi-aromatic copolyamides with a high diamine excess20199,994,678Process for the continuous preparation of an aliphatic or partially aromatic polyamide20189,708,449'Method for the continuous production of an aliphatic or semi-aromatic polyamide oligomer'20179,701,790'Method for producing aliphatic or partially aromatic polyamides, said method comprising a solid-phase polymerization process'20179,080,259'Polyamide fibers with dyeable particles and production thereof'20158,999,211'Method for producing porous structures from synthetic polymers'20155,854,305'Plugging compound for chemical fastening'19985,731,366'Self-supporting plugging compound'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998Patents assigned to DSM RESINS BV (2)· patent assignee history
1998–2020Based in Neustadt, DE· patent location history
2015–2020Patents assigned to BASF SE (7)· patent assignee history
2015Patents assigned to SCHWIEGK STEFAN (2)· patent assignee history
2015Patents assigned to WILMS AXEL (2)· patent assignee history
2015Patents assigned to COURTOIS JULIEN (1)· patent assignee history
2015Based in Neustaft, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF SE | 7 | 2015–2020 |
| DSM RESINS BV | 2 | 1998 |
| SCHWIEGK STEFANself | 2 | 2015 |
| WILMS AXEL | 2 | 2015 |
| COURTOIS JULIEN | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Neustadt, DE | 7 | 1998–2020 |
| Neustaft, DE | 2 | 2015 |