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Official data from INPI

COMPOSICAO DE TINGIMENTO DE CABELOS A SER DILUIDA COM UMA SOLUCAO OXIDANTE,COMPOSICAO PARA TINGIMENTO DE CABELOS OBTIDA A PARTIR DELA,E PROCESSO PARA TINGIMENTO DE CABELOS APLICANDO A ULTIMA

ConcedidaInvention Patent

Application data

Number

PI7805846

Type

Invention Patent

Filing

09/07/1977

Publication

-

Progress at the INPI

  1. Filing09/07/77
  2. Publication
  3. Examination
  4. Allowance11/10/87
  5. Grant05/31/88
  6. Expired05/03/94

The letters patent expired on 05/03/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OREAL

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Inventors

G. J. (pessoa física)

M. C. (pessoa física)

P. L. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/10/1987

RPI 890

Exigência - art. 36 da LPI

#6.1

07/13/1982

RPI 612

6.2

10/20/1981

RPI 574

Carta-patente expirada

#21.1

05/03/1994

RPI 1222

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