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Official data from INPI

COMPOSIÇÃO LÍQUIDA AQUOSA PARA TRATAMENTO DE TECIDOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI8905985

Type

Invention Patent

Filing

11/28/1989

Publication

06/19/1990

Progress at the INPI

  1. Filing11/28/89
  2. Publication06/19/90
  3. Examination08/06/91
  4. Allowance11/19/96
  5. Grant08/26/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

See this company's full portfolio

Inventors

B. D. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8827697.7 · 11/28/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/11/2009

05/21/2013

RPI 2211

Concessão da patente

#16.1

08/26/1997

RPI 1395

Deferimento

#9.1

11/19/1996

RPI 1355

Exigência - art. 36 da LPI

#6.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

11/08/1994

RPI 1249

Solicitação de exame técnico

#4.1

08/06/1991

RPI 1079

Publicação do pedido de patente

#3.1

06/19/1990

RPI 1023

Pedido de patente depositado

#2.1

03/27/1990

RPI 1011

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