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Official data from INPI

BARRA DE DETERGENTE REFORÇADA, E, PROCESSO PARA SUA OBTENÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8600528

Type

Invention Patent

Filing

02/06/1986

Publication

10/21/1986

Progress at the INPI

  1. Filing02/06/86
  2. Publication10/21/86
  3. Examination03/31/87
  4. Allowance02/02/93
  5. Grant07/27/93
  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: 03/31/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

P. P. (pessoa física)

GB

Technical data

Priority claims

GB

8503518 · 02/12/1985

GB

8514848 · 06/12/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/31/1987

RPI 858

15.16

02/17/1987

RPI 852

15.16

12/30/1986

RPI 845

Publicação do pedido de patente

#3.1

10/21/1986

RPI 835

Pedido de patente depositado

#2.1

07/29/1986

RPI 823

Carta-patente expirada

#21.1

Patente extinta em 06/02/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

05/18/1993

RPI 1172

Deferimento

#9.1

02/02/1993

RPI 1157

Exigência - art. 36 da LPI

#6.1

11/12/1991

RPI 1093

6.2

01/02/1990

RPI 1000

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