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Official data from INPI

COMPOSIÇÃO DE AMACIAMENTO DE TECIDO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9004440

Type

Invention Patent

Filing

09/06/1990

Publication

09/10/1991

Progress at the INPI

  1. Filing09/06/90
  2. Publication09/10/91
  3. Examination11/30/93
  4. Allowance04/27/99
  5. Grant09/08/99
  6. Expired01/29/13

The letters patent expired on 01/29/2013: 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: 01/29/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

H. E. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8920468.9 · 09/11/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/09/2010

01/29/2013

RPI 2195

Concessão da patente

#16.1

09/08/1999

RPI 1496

Deferimento

#9.1

04/27/1999

RPI 1477

Exigência - art. 36 da LPI

#6.1

10/14/1997

RPI 1402

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

11/30/1993

RPI 1200

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

03/12/1991

RPI 1058

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