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Official data from INPI

COMPOSIÇÃO DETERGENTE CONTENDO SABÃO DE ÁCIDO GRAXO E MONOÉSTERES DE ÁCIDOS DICARBOXÍLICOS.

Arquivada/ExtintaInvention Patent

Application data

Number

PI8606905

Type

Invention Patent

Filing

10/06/1986

Publication

11/03/1987

Progress at the INPI

  1. Filing10/06/86
  2. Publication11/03/87
  3. Examination01/02/90
  4. Allowance11/03/93
  5. Grant05/31/94
  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

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Inventors

E. M. (pessoa física)

IN

Technical data

IPC Classification

Priority claims

GB

8524727 · 10/08/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

11/03/1987

RPI 889

Carta-patente expirada

#21.1

Patente extinta em 06/10/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

11/03/1993

RPI 1196

Exigência - art. 36 da LPI

#6.1

08/11/1992

RPI 1132

Exigência - art. 36 da LPI

#6.1

12/17/1991

RPI 1098

Solicitação de exame técnico

#4.1

01/02/1990

RPI 1000

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