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Official data from INPI

COMPOSIÇÃO AMACIANTE DE TECIDOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9003454

Type

Invention Patent

Filing

07/17/1990

Publication

08/27/1991

Progress at the INPI

  1. Filing07/17/90
  2. Publication08/27/91
  3. Examination11/03/93
  4. Allowance12/21/99
  5. Grant06/27/00
  6. Expired01/22/13

The letters patent expired on 01/22/2013: 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: 01/22/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

See this company's full portfolio

Inventors

A. S. (pessoa física)

GB

E. W. (pessoa física)

GB

G. T. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8916307.5 · 07/17/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/07/2010

01/22/2013

RPI 2194

Concessão da patente

#16.1

06/27/2000

RPI 1538

Deferimento

#9.1

12/21/1999

RPI 1511

Exigência - art. 36 da LPI

#6.1

07/06/1999

RPI 1487

Exigência - art. 36 da LPI

#6.1

12/30/1997

RPI 1410

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

11/03/1993

RPI 1196

Publicação do pedido de patente

#3.1

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

01/22/1991

RPI 1051

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