Lorenz; Rudolf Erich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lorenz; Rudolf Erich.The latest application filed is for "process for preparing very pure 1,4-butanediol".
- Lorenz; Rudolf Erich - Lambsheim DE
- Lorenz; Rudolf Erich - Ludwigshafen DE
| Patent | Date |
|---|---|
| Process for preparing 1,4-butanediol Grant 7,759,531 - Pinkos , et al. July 20, 2 | 2010-07-20 |
| Process For Preparing Very Pure 1,4-butanediol App 20100101931 - Pinkos; Rolf ; et al. | 2010-04-29 |
| Process For Preparing 1,4-butanediol App 20100016643 - Pinkos; Rolf ; et al. | 2010-01-21 |
| Method for the separation of polymeric by-products from 1,4-butynediol Grant 7,605,292 - Lorenz , et al. October 20, 2 | 2009-10-20 |
| Method for the separation of polymeric by-products from 1,4-butynediol Grant 7,572,941 - Lorenz , et al. August 11, 2 | 2009-08-11 |
| Method For The Separation Of Polymeric By-products From 1,4-butynediol App 20090187050 - Lorenz; Rudolf Erich ; et al. | 2009-07-23 |
| Method For The Separation Of Polymeric By-products From 1,4-butynediol App 20090137849 - Lorenz; Rudolf Erich ; et al. | 2009-05-28 |
| Method for the separation of polymeric by-products from 1,4-butynediol Grant 7,538,254 - Lorenz , et al. May 26, 2 | 2009-05-26 |
| Method for the separation of polymeric by-products from 1,4-butynediol Grant 7,524,996 - Lorenz , et al. April 28, 2 | 2009-04-28 |
| Method For The Separation Of Polymeric By-Products From 1,4-Butynediol App 20080242897 - Lorenz; Rudolf Erich ; et al. | 2008-10-02 |
| Method for the Separation of Polymeric By-Products from 1,4-Butynediol App 20080221371 - Lorenz; Rudolf Erich ; et al. | 2008-09-11 |
| Method for preparing acetylene alcohols and their secondary products Grant 6,956,141 - Maas-Brunner , et al. October 18, 2 | 2005-10-18 |
| Continuous preparation of alkenyl compounds Grant 6,794,546 - Pinkos , et al. September 21, 2 | 2004-09-21 |
| Storage and transportation of N-vinyl-epsilon-caprolactam Grant 6,743,912 - Bottcher , et al. June 1, 2 | 2004-06-01 |
| Method for the production of N-alkenyl-amides Grant 6,673,920 - Preiss , et al. January 6, 2 | 2004-01-06 |
| Stabilized composition of O- and N-vinyl compounds and use of ammonium salts as stabilizers Grant 6,649,717 - Preiss , et al. November 18, 2 | 2003-11-18 |
| Method for producing a granulate from a melt Grant 6,638,619 - Brunner , et al. October 28, 2 | 2003-10-28 |
| Method for producing N-alkenyl amides Grant 6,624,303 - Bottcher , et al. September 23, 2 | 2003-09-23 |
| Purification of N-vinyl-.epsilon.-caprolactam Grant 6,596,862 - Bottcher , et al. July 22, 2 | 2003-07-22 |
| Method for producing alkenyl ethers App 20030114715 - Boettcher, Arnd ; et al. | 2003-06-19 |
| Continuous preparation of alkenyl compounds App 20030105354 - Pinkos, Rolf ; et al. | 2003-06-05 |
| Method for the production of n-alkenyl amides App 20030036659 - Preiss, Thomas ; et al. | 2003-02-20 |
| Method for producing n-alkenyl amides App 20030028035 - Boettcher, Arnd ; et al. | 2003-02-06 |
| Purification of N-vinyl-epsilon-caprolactam App 20030004284 - Bottcher, Arnd ; et al. | 2003-01-02 |
| Storage and transportation of N-vinyl-epsilon-caprolactam App 20020091255 - Bottcher, Arnd ; et al. | 2002-07-11 |
| Stabilizing and/or lowering the color number of alkenyl compounds App 20020091254 - Lorenz, Rudolf Erich ; et al. | 2002-07-11 |
| Purification Of Alkenyl Compounds App 20020038059 - Lorenz, Rudolf Erich ; et al. | 2002-03-28 |
| Stabilized N-alkenyllactam App 20020002280 - Bottcher, Arnd ; et al. | 2002-01-03 |
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