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Official data from INPI

COMPOSIÇÃO DETERGENTE E PROCESSO PARA A LAVAGEM DE TECIDOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000882

Type

Invention Patent

Filing

02/22/1990

Publication

02/13/1991

Progress at the INPI

  1. Filing02/22/90
  2. Publication02/13/91
  3. Examination04/16/91
  4. Allowance09/15/98
  5. Grant12/29/98
  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

C. D. (pessoa física)

NL

J. P. (pessoa física)

NL

M. H. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

EP

89200492.0 · 02/27/1989

GB

8908412.3 · 04/13/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 22/02/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

09/15/1998

RPI 1447

Exigência - art. 36 da LPI

#6.1

04/14/1998

RPI 1425

Exigência - art. 36 da LPI

#6.1

10/08/1996

RPI 1349

Solicitação de exame técnico

#4.1

04/16/1991

RPI 1063

Publicação do pedido de patente

#3.1

02/13/1991

RPI 1054

Pedido de patente depositado

#2.1

06/19/1990

RPI 1023

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