Class C07D : HETEROCYCLIC COMPOUNDS
Subclass 201/08: Preparation, separation, purification, or stabilisation of unsubstituted lactams Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones, nitriles
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11753372 | Process for the production of epsilon caprolactam from 6-aminocaproic acid | Dec 23, 19 | Sep 12, 23 | AQUAFIL S.P.A.; Genomatica Inc.; |
| 11149001 | Method for producing ϵ-caprolactam | Dec 05, 17 | Oct 19, 21 | TORAY INDUSTRIES, INC. |
| 10807074 | Oxidation catalysts | Nov 03, 17 | Oct 20, 20 | Archer-Daniels-Midland Company |
| 10577320 | Method for preparing cis-alkoxy-substituted spirocyclic 1-H-pyrrolidine-2,4-dione derivatives | Apr 26, 17 | Mar 03, 20 | Bayer Cropscience Aktiengesellschaft |
| 10377707 | Process for the preparation of lactams from glyoxalic acid | Aug 01, 16 | Aug 13, 19 | Conopco Inc d/b/a UNILEVER |
| 10364218 | Method of producing epsilon-caprolactam | Sep 08, 16 | Jul 30, 19 | Toray Industries Inc. |
| 10196352 | Method for producing epsilon-caprolactam | Oct 27, 15 | Feb 05, 19 | TORAY INDUSTRIES, INC. |
| 9808790 | Processes for the manufacturing of oxidation catalysts | Oct 12, 16 | Nov 07, 17 | RENNOVIA INC. |
| 9770705 | Oxidation catalysts | Dec 13, 10 | Sep 26, 17 | RENNOVIA INC. |
| 9663805 | Preparation of 6-aminocaproic acid from 5-formyl valeri C acid | Dec 13, 13 | May 30, 17 | Genomatica, Inc. |
| 9464023 | Process for the preparation of formylvaleric acid and adipic acid | Jan 16, 14 | Oct 11, 16 | DSM IP ASSETS B.V. |
| 9434709 | Production of adipic acid and derivatives from carbohydrate-containing materials | Sep 15, 15 | Sep 06, 16 | RENNOVIA INC. |
| 9199961 | Preparation of caprolactone, caprolactam, 2,5-tetrahydrofuran-dimethanol, 1,6-hexanediol or 1,2,6-hexanetriol from 5-hydroxymethyl-2-furfuraldehyde | Mar 23, 11 | Dec 01, 15 | NEDERLANDSE ORGANISATIE VOOR WETENSCHAPPELIJK ONDERZOEK (NWO) |
| 9115080 | Processes for producing caprolactam and derivatives thereof from fermentation broths containing diammonium adipate or monoammonium adipate | Jun 10, 11 | Aug 25, 15 | BIOAMBER INC. |
| 9023255 | Production of nitrogen compounds from a methane conversion process | Jun 11, 13 | May 05, 15 | UOP LLC |
| 8946411 | Production of caprolactam from adipic acid | Feb 13, 13 | Feb 03, 15 | RENNOVIA INC. |
| 8367819 | Synthesis of caprolactam from lysine | Jul 01, 11 | Feb 05, 13 | BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITY |
| 8283466 | Catalytic deamination for caprolactam production | Feb 20, 08 | Oct 09, 12 | BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITY |
| 7977450 | Synthesis of caprolactam from lysine | Jun 26, 08 | Jul 12, 11 | BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITY |
| 7399855 | Synthesis of caprolactam from lysine | Dec 07, 06 | Jul 15, 08 | BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITY |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2021/0171,459 | PREPARATION OF CAPROLACTAM FROM 6-AMINO CAPROIC ACID OBTAINED IN A FERMENTATION PROCESS | Jul 17, 20 | Jun 10, 21 | Not available |
| 2016/0200,677 | PREPARATION OF CAPROLACTAM FROM 6-AMINO CAPROIC ACID OBTAINED IN A FERMENTATION PROCESS | Dec 08, 15 | Jul 14, 16 | Not available |
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