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Official data from INPI

COMPOSIÇÃO DE LAVAGEM DE TECIDO, E, PRODUTO DE PRÉ-TRATAMENTO PARA APLICAÇÃO LOCAL A TECIDOS, TÊXTEIS E ROUPAS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000786

Type

Invention Patent

Filing

02/20/1990

Publication

01/22/1991

Progress at the INPI

  1. Filing02/20/90
  2. Publication01/22/91
  3. Examination06/15/93
  4. Allowance08/17/99
  5. Grant02/08/00
  6. Expired01/02/13

The letters patent expired on 01/02/2013: 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: 01/02/2013. 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. K. (pessoa física)

NL

M. G. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8904062.0 · 02/22/1989

GB

8905993.5 · 03/15/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 20/02/2010

01/02/2013

RPI 2191

Concessão da patente

#16.1

02/08/2000

RPI 1518

Deferimento

#9.1

08/17/1999

RPI 1493

Exigência - art. 36 da LPI

#6.1

11/24/1998

RPI 1455

Exigência - art. 36 da LPI

#6.1

07/07/1998

RPI 1437

Solicitação de exame técnico

#4.1

06/15/1993

RPI 1176

Publicação do pedido de patente

#3.1

01/22/1991

RPI 1051

Pedido de patente depositado

#2.1

05/15/1990

RPI 1018

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