Process for preparation of di- and polyamines of the diphenylmethane series
US-10689323-B2 · Jun 23, 2020 · US
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Gruner Klaus-Gerd patents
Gruner Klaus-Gerd is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Gruner Klaus-Gerd |
| Total patents | 20 |
| First publication | Mar 10, 2016 |
| Latest publication | Jun 23, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
Process for preparation of di- and polyamines of the diphenylmethane series
US-10689322-B2 · Jun 23, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series
US-10640455-B1 · May 5, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series
US-10640453-B2 · May 5, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series at different production capacities
US-10633327-B1 · Apr 28, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series at different production capacities
US-10626078-B2 · Apr 21, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series
US-2020115318-A1 · Apr 16, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series at different production capacities
US-2020115319-A1 · Apr 16, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series at different production capacities
US-2020087244-A1 · Mar 19, 2020 · US
Method of producing diamines and polyamines of the diphenylmethane series
US-2020087243-A1 · Mar 19, 2020 · US
Recent patents
Latest publications not already listed above.
Methods for producing chemical products with operation interruptions
US-10513487-B2 · Dec 24, 2019 · US
Process for preparation of di- and polyamines of the diphenylmethane series
US-2019023647-A1 · Jan 24, 2019 · US
Process for preparation of di- and polyamines of the diphenylmethane series
US-10125091-B2 · Nov 13, 2018 · US
Process for preparation of di- and polyamines of the diphenylmethane series
US-10125090-B2 · Nov 13, 2018 · US
Process for the preparation of di- and polyamines from the diphenylmethane series
US-9815769-B2 · Nov 14, 2017 · US
Methods for producing chemical products with operation interruptions
US-2017152210-A1 · Jun 1, 2017 · US
Process for preparation of di- and polyamines of the diphenylmethane series
US-2017137367-A1 · May 18, 2017 · US
Process for preparation of di- and polyamines of the diphenylmethane series
US-2017114000-A1 · Apr 27, 2017 · US
Process for preparation of di- and polyamines of the diphenylmethane series
US-2017107171-A1 · Apr 20, 2017 · US
Process for the preparation of di- and polyamines from the diphenylmethane series
US-2016068474-A1 · Mar 10, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Covestro Deutschland Ag | 20 |
| Covestro Intellectual Property Gmbh & Co Kg | 1 |
| Covestro Duetschland AG | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C07C209/78 | 18 |
| C07C211/50 | 12 |
| B01J2219/00033 | 8 |
| C07C209/82 | 8 |
| C07C209/54 | 8 |