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Official data from INPI

PROCESSO PARA A ESTERIFICAÇÃO DE UM ÁCIDO CARBOXÍLICO

ArquivadaInvention Patent

Application data

Number

PI9006496

Type

Invention Patent

Filing

12/20/1990

Publication

10/01/1991

Progress at the INPI

  1. Filing12/20/90
  2. Publication10/01/91
  3. Abandoned07/06/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/24/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

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Inventors

H. B. (pessoa física)

R. K. (pessoa física)

Technical data

IPC Classification

Priority claims

EP

89203343.2 · 12/22/1989

GB

9025081.2 · 11/19/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/24/1999

RPI 1494

Exigência - art. 36 da LPI

#6.1

11/24/1998

RPI 1455

Solicitação de exame técnico

#4.1

07/06/1993

RPI 1179

Publicação do pedido de patente

#3.1

10/01/1991

RPI 1087

Pedido de patente depositado

#2.1

06/11/1991

RPI 1071

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