Duprey; Roger John Henry
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duprey; Roger John Henry.The latest application filed is for "perfume compositions".
- Duprey; Roger John Henry - Kent GB
- Duprey, Roger John Henry - Canterbury GB
| Patent | Date |
|---|---|
| Perfume compositions Grant 7,781,392 - Perring , et al. August 24, 2 | 2010-08-24 |
| Perfume compositions Grant 7,713,922 - Duprey , et al. May 11, 2 | 2010-05-11 |
| Perfume Compositions App 20090137450 - Duprey; Roger John Henry ; et al. | 2009-05-28 |
| Perfume Compositions App 20080108542 - Perring; Keith Douglas ; et al. | 2008-05-08 |
| Perfume Compositions App 20070287659 - Perring; Keith Douglas ; et al. | 2007-12-13 |
| Macrocyclic musks for malodour prevention and counteraction App 20040082488 - Duprey, Roger John Henry ; et al. | 2004-04-29 |
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