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Official data from INPI

BARRA DE LAVAR CONTENDO ALVEJANTE E PROCESSO PARA SUA PREPARAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8601093

Type

Invention Patent

Filing

03/13/1986

Publication

11/25/1986

Progress at the INPI

  1. Filing03/13/86
  2. Publication11/25/86
  3. Examination01/13/87
  4. Allowance04/18/95
  5. Grant10/31/95
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 01/13/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

D. P. (pessoa física)

GB

P. P. (pessoa física)

GB

T. F. (pessoa física)

GB

Technical data

Priority claims

GB

8506684 · 03/14/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/13/1987

RPI 847

Publicação do pedido de patente

#3.1

11/25/1986

RPI 840

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Carta-patente expirada

#21.1

Patente extinta em 13/03/2001

07/22/2008

RPI 1959

Republicação - classificação IPC

#15.11

02/18/1997

RPI 1368

Concessão da patente

#16.1

10/31/1995

RPI 1300

Deferimento

#9.1

04/18/1995

RPI 1272

Exigência - art. 36 da LPI

#6.1

09/20/1994

RPI 1242

Exigência - art. 36 da LPI

#6.1

02/08/1994

RPI 1210

6.2

01/02/1990

RPI 1000

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