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Official data from INPI

COMPOSIÇÀO DETERGENTE LÍQUIDA ENZIMÁTICA AQUOSA.

Em AnáliseInvention Patent

Application data

Number

PI8605984

Type

Invention Patent

Filing

12/05/1986

Publication

09/15/1987

Progress at the INPI

  1. Filing12/05/86
  2. Publication09/15/87
  3. Examination11/03/87
  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: 11/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

A. F. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8530188 · 12/06/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/03/1987

RPI 889

Publicação do pedido de patente

#3.1

09/15/1987

RPI 882

Pedido de patente depositado

#2.1

04/22/1987

RPI 861

Carta-patente expirada

#21.1

Patente extinta em 05/12/2001

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

12/17/1991

RPI 1098

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