Charles Vayssie — 9 Patents at L'Oreal

Charles Vayssie has been granted 9 US patents while listed as an inventor at L'Oreal. The first was granted in 1981 and the most recent in December 1991. Charles Vayssie ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Charles Vayssie in Aulnay-sous-Bois, FR.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #	Title	Co-Inventors	Date
5073174	Dyeing process employing indole dyes and oxidation dye precursors and dyeing agents employed	Daniel Bauer, Francoise Richard, Alex Junino	1991-12-17
4421739	Benzylidene-camphors, processes for their preparation and cosmetic compositions containing them	Claude Bouillon	1983-12-20
4406880	Oxybenzylidene-bornanones, their preparation and their use in cosmetics	Claude Bouillon	1983-09-27
4330488	Process of preparing 3-benzylidene-2-oxo-10-bomanesulfonic acid	Claude Bouillon, Francoise Richard	1982-05-18
4327031	Anti-solar cosmetic composition	Claude Bouillon, Francoise Richard	1982-04-27
4323549	Anti-solar cosmetic composition	Claude Bouillon, Francoise Richard	1982-04-06
4304730	4-(2-Oxo-3-bornylidene methyl) benzene sulfonic acid and salts thereof	Claude Bouillon, Francoise Richard	1981-12-08
4290974	Oxybenzylidene-bornanones, their preparation and their use in cosmetics	Claude Bouillon	1981-09-22
4250108	Process for preparing (2-oxo-3-bornylidene/methyl)-benzene sulfonic acids	Claude Bouillon, Francoise Richard	1981-02-10

Charles Vayssie — 9 Patents

Issued Patents All Time

Patent Widget