| 2023/0073,615 | NOVEL LAUROLACTAM PREPARATION METHOD AND SYNTHESIS APPARATUS | Nov 11, 22 | Mar 09, 23 | Not available |
| 2023/0020,512 | METHOD FOR PRODUCING LAUROLACTAM, DEVICE FOR SYNTHESIZING SAME, LAUROLACTAM COMPOSITION PRODUCED THEREBY, AND METHOD FOR PRODUCING POLYLAUROLACTAM USING SAME | Oct 27, 20 | Jan 19, 23 | Not available |
| 2022/0402,868 | PROCESS AND PLANT FOR THE PRODUCTION OF EPSILON-CAPROLACTAM AND AMMONIUM SULFATE ON INDUSTRIAL SCALE | Nov 05, 20 | Dec 22, 22 | Not available |
| 2022/0024,868 | NOVEL LAUROLACTAM PREPARATION METHOD AND SYNTHESIS APPARATUS | Dec 18, 19 | Jan 27, 22 | Not available |
| 2019/0241,513 | PRODUCTION METHOD OF EPSILON-CAPROLACTAM | Sep 07, 17 | Aug 08, 19 | Not available |
| 2017/0305,851 | PHOTOIRRADIATION DEVICE, PHOTOREACTION METHOD USING THE SAME, AND METHOD FOR PRODUCING LACTAM | Sep 17, 15 | Oct 26, 17 | TORAY INDUSTRIES, INC. |
| 2017/0298,015 | PHOTOCHEMICAL REACTION DEVICE, PHOTOCHEMICAL REACTION METHOD USING SAME, AND LACTAM PRODUCTION METHOD USING SAID METHOD | Sep 17, 15 | Oct 19, 17 | TORAY INDUSTRIES, INC. |
| 2015/0353,478 | METHOD FOR PRODUCING OXIME | Dec 12, 13 | Dec 10, 15 | SUMITOMO CHEMICAL COMPANY, LIMITED |
| 2014/0246,303 | METHOD FOR PREPARING LACTAMES, COMPRISING A PHOTONITROSATION STEP, FOLLOWED BY A BECKMANN TRANSPOSITION STEP | Apr 14, 14 | Sep 04, 14 | ARKEMA FRANCE |
| 2014/0114,061 | METHOD FOR PRODUCING AMIDE COMPOUND | Dec 27, 13 | Apr 24, 14 | UBE INDUSTRIES, LTD. |
| 2013/0109,851 | GAS AND LIQUID PHASE CATALYTIC BECKMANN REARRANGEMENT OF OXIMES TO PRODUCE LACTAMS | Oct 23, 12 | May 02, 13 | ADVANSIX RESINS & CHEMICALS LLC, UNIVERSITY OF SOUTHAMPTON, |
| 2012/0184,733 | CATALYST COMPOSITION AND METHOD FOR PREPARING AMIDE USING THE SAME | Dec 21, 11 | Jul 19, 12 | China Petrochemical Development Corporation |
| 2011/0092,699 | PROCESS FOR PRODUCING AMIDE OR LACTAM | Jun 10, 09 | Apr 21, 11 | Daicel Chemical Industries, Ltd. |
| 2010/0105,893 | METHOD FOR PRODUCING epsilon-CAPROLACTAM AND METHOD FOR PRODUCING PENTASIL TYPE ZEOLITE | Aug 18, 09 | Apr 29, 10 | SUMITOMO CHEMICAL COMPANY, LIMITED, THE UNIVERSITY OF TOKYO, |
| 2010/0063,274 | METHOD FOR PREPARING AMIDE | Jul 13, 09 | Mar 11, 10 | CHINA PETROCHEMICAL DEVELOPMENT CORPORATION, TAIPEI (TAIWAN) |
| 2010/0029,931 | METHOD FOR PRODUCING LACTAM COMPOUND | Dec 20, 07 | Feb 04, 10 | Not available |
| 2010/0029,932 | PROCESS FOR PRODUCTION OF AMIDE OR LACTAM | Dec 20, 07 | Feb 04, 10 | Daicel Chemical Industries, Ltd. |
| 2007/0083,043 | Process for preparing caprolactam by beckmann rearrangement | May 17, 04 | Apr 12, 07 | DSM IP ASSETS B.V. |
| 2007/0060,749 | Process for preparing caprolactam by admixture of cyclohexanone oxime to a reaction mixture under turbulent flow conditions | May 17, 04 | Mar 15, 07 | CAP III B.V. |
| 2007/0055,061 | Continuous process for preparing caprolactam | May 17, 04 | Mar 08, 07 | DSM IP ASSETS B.V. |