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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE UMA COMPOSIÇÃO DETERGENTE LÍQUIDA

PublicadaInvention Patent

Application data

Number

PI8802275

Type

Invention Patent

Filing

05/10/1988

Publication

12/06/1988

Progress at the INPI

  1. Filing05/10/88
  2. Publication12/06/88
  3. Examination08/07/90
  4. Allowance07/04/95
  5. Grant01/30/96
  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: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

J. P. (pessoa física)

NL

R. G. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

GB

8711059 · 05/11/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

10/04/1988

RPI 937

Carta-patente expirada

#21.1

Patente extinta em 10/05/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

01/30/1996

RPI 1313

Notificação para pagamento de retribuição

#13.1

11/14/1995

RPI 1302

Deferimento

#9.1

07/04/1995

RPI 1283

Exigência - art. 36 da LPI

#6.1

06/21/1994

RPI 1229

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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