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Official data from INPI

COMPOSIÇÃO AQUOSA CONDICIONADORA DE TECIDOS E PROCESSO PARA TRATAMENTO DE TECIDOS.

PublicadaInvention Patent

Application data

Number

PI8900948

Type

Invention Patent

Filing

03/01/1989

Publication

10/24/1989

Progress at the INPI

  1. Filing03/01/89
  2. Publication10/24/89
  3. Examination10/09/90
  4. Allowance02/21/95
  5. Grant08/29/95
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

Unilever N.V.

NL

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Inventors

K. S. (pessoa física)

GB

R. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

GB

8804818 · 03/01/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/24/1989

RPI 992

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Carta-patente expirada

#21.1

Patente extinta em 01/03/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

08/29/1995

RPI 1291

Deferimento

#9.1

02/21/1995

RPI 1264

Exigência - art. 36 da LPI

#6.1

08/16/1994

RPI 1237

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

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