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Official data from INPI

COMPOSIÇÃO LIQUIDA, AQUOSA,ABRASIVA,PARA LIMPEZA

PublicadaInvention Patent

Application data

Number

PI8803782

Type

Invention Patent

Filing

07/29/1988

Publication

02/21/1989

Progress at the INPI

  1. Filing07/29/88
  2. Publication02/21/89
  3. Examination05/07/91
  4. Allowance06/20/95
  5. Grant12/26/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

C. D. (pessoa física)

NL

D. M. (pessoa física)

GB

J. P. (pessoa física)

NL

Technical data

Priority claims

GB

8718219 · 07/31/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/21/1989

RPI 957

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Carta-patente expirada

#21.1

Patente extinta em 29/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

12/26/1995

RPI 1308

Notificação para pagamento de retribuição

#13.1

10/31/1995

RPI 1300

Deferimento

#9.1

06/20/1995

RPI 1281

Exigência - art. 36 da LPI

#6.1

10/11/1994

RPI 1245

Solicitação de exame técnico

#4.1

05/07/1991

RPI 1066

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