Duprey; Eric
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duprey; Eric.The latest application filed is for "process for the preparation of a lubricant".
- Duprey; Eric - Petit Couronne FR
- Duprey; Eric - Grand Couronne FR
- Duprey; Eric - Petit C ouronne FR
| Patent | Date |
|---|---|
| Process for the preparation of a lubricant Grant 7,638,037 - Benard , et al. December 29, 2 | 2009-12-29 |
| Process to prepare a base oil having a high saturates content Grant 7,344,633 - Collin , et al. March 18, 2 | 2008-03-18 |
| Process to prepare a base oil from slack-wax Grant 7,261,806 - Benard , et al. August 28, 2 | 2007-08-28 |
| Process to prepare a lubricating base oil Grant 7,132,043 - Duprey , et al. November 7, 2 | 2006-11-07 |
| Process for the preparation of a lubricant App 20060065575 - Benard; Gerard ; et al. | 2006-03-30 |
| Process to prepare a base oil from slack-wax App 20040144691 - Benard, Gerard ; et al. | 2004-07-29 |
| Process to prepare a base oil having a high saturates content App 20040065587 - Collin, Marc ; et al. | 2004-04-08 |
| Catalytic dewaxing process Grant 6,576,120 - Van Ballegoy , et al. June 10, 2 | 2003-06-10 |
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