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Official data from INPI

COMPOSIÇÃO EM PARTÍCULAS UTILIZÁVEL PARA AMACIAR TECIDOS

PublicadaInvention Patent

Application data

Number

PI8801757

Type

Invention Patent

Filing

04/13/1988

Publication

11/16/1988

Progress at the INPI

  1. Filing04/13/88
  2. Publication11/16/88
  3. Examination06/05/90
  4. Allowance03/12/96
  5. Grant10/29/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

Unilever N.V.

NL

See this company's full portfolio

Inventors

B. S. (pessoa física)

NL

I. K. (pessoa física)

GB

Technical data

Priority claims

GB

8709057 · 04/15/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/16/1988

RPI 943

Pedido de patente depositado

#2.1

08/23/1988

RPI 931

Carta-patente expirada

#21.1

Patente extinta em 13/04/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/29/1996

RPI 1352

Deferimento

#9.1

03/12/1996

RPI 1319

Exigência - art. 36 da LPI

#6.1

06/20/1995

RPI 1281

Conhecimento de parecer técnico

#7.1

08/30/1994

RPI 1239

Solicitação de exame técnico

#4.1

06/05/1990

RPI 1021

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