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Official data from INPI

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

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000990

Type

Invention Patent

Filing

03/02/1990

Publication

02/19/1991

Progress at the INPI

  1. Filing03/02/90
  2. Publication02/19/91
  3. Examination08/20/91
  4. Allowance05/12/98
  5. Grant11/24/98
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

See this company's full portfolio

Inventors

K. S. (pessoa física)

US

R. B. (pessoa física)

DE

Technical data

Priority claims

GB

8904749.2 · 03/02/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 02/03/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

05/12/1998

RPI 1429

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

08/20/1991

RPI 1081

Publicação do pedido de patente

#3.1

02/19/1991

RPI 1055

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

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