RHODIA POLYAMIDES INTERMEDIATES
33Patents
5Active
33Granted
39Portfolio score
Filing activity: Dec 27, 2000 → Oct 2, 2008 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7084293B2 | Process of synthesis of compounds having nitrile functions from ethylenically unsaturated compounds | Chemistry; Metallurgy | 26 | Expired |
| US7740938B2 | Production of spherical polyamide particles | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7105696B2 | Method for making nitrile compounds from ethylenically unsaturated compounds | Chemistry; Metallurgy | 17 | Expired |
| US7442825B2 | Making nitrile compounds from ethylenically unsaturated compounds | Chemistry; Metallurgy | 16 | Expired |
| US7098358B2 | Hydrocyanation method for ethylenically unsaturated organic compounds | Chemistry; Metallurgy | 16 | Expired |
| US7253298B2 | Process for preparing nitrile compounds from ethylenically unsaturated compounds | Performing Operations; Transporting | 14 | Expired |
| US6677490B2 | Method for producing alcohol/ketone mixtures | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7531682B2 | Method for making nitrile compounds from ethylenically unsaturated compounds | Performing Operations; Transporting | 8 | Expired |
| US7453012B2 | Continuous process for the hydrogenation of nitriles or nitro compounds to amines | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8039660B2 | Method of producing nitrile compounds | Chemistry; Metallurgy | 5 | Active |
| US7549462B2 | Coil for coolant circulation, method for making same and reactor comprising same | Performing Operations; Transporting | 5 | Expired |
| US6579979B2 | Treatment/purification of lactam media of reaction | Chemistry; Metallurgy | 4 | Expired |
| US7485741B2 | Method of producing nitrile compounds from ethylenically-unsaturated compounds | Chemistry; Metallurgy | 4 | Expired |
| US7253312B2 | Process for producing carboxylic acids | Chemistry; Metallurgy | 4 | Expired |
| US6762319B1 | Hydrocarbon, alcohol and/or ketone oxidation method | Chemistry; Metallurgy | 3 | Expired |
| US7501045B2 | Method of producing and separating dinitrile compounds | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7074269B2 | Hydraulic binder with enhanced aging properties | Chemistry; Metallurgy | 2 | Expired |
| US8946314B2 | Expandable polyamide composition and polyamide foam obtained therefrom | Chemistry; Metallurgy | 1 | Expired |
| US7396961B2 | Process for catalytically decomposing organic hydroperoxides | Chemistry; Metallurgy | 1 | Expired |
| US7270752B2 | Process for purifying lactams | Chemistry; Metallurgy | 1 | Expired |
| US7041848B2 | Method for oxidizing hydrocarbons into acids | Chemistry; Metallurgy | 1 | Expired |
| US6734326B1 | Method of treating aqueous effluents containing peroxidized compounds | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7803968B2 | Method for making carboxylic acids | Chemistry; Metallurgy | 1 | Active |
| US7385074B2 | Method for the hemihydrogenation of dinitriles in order to form aminonitriles | Chemistry; Metallurgy | 0 | Expired |
| US6635781B1 | Method for hemihydrogenating dinitriles to form aminonitriles | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.