Inventor
Laure Ramos
Inventor
Le Bourg, FR
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds57%
A61KPreparations for medical, dental or toiletry purposes14%
A61QSpecific use of cosmetics or similar toiletry preparations14%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium14%
PatentTitleYear
7,132,534'Para-phenylenediamine derivatives containing a pyrrolidyl group, and use of these derivatives for coloring keratin fibers'20067,132,543'Para-phenylenediamine derivatives containing a disubstituted pyrrolidinyl group bearing a cationic radical, and use of the same for dyeing keratin fibers'20066,946,005'Pyrrolidinyl-substituted para-phenylenediamine derivatives substituted with a cationic radical, and use of these derivatives for dyeing keratin fibers'20056,923,835'Bis-para-phenylenediamine derivatives comprising a pyrrolidyl group and use of these derivatives for dyeing keratin fibres'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2006Patents assigned to OREAL (4)· patent assignee history
2005–2006Based in Le Bourg, FR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OREAL | 4 | 2005–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Le Bourg, FR | 4 | 2005–2006 |