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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UM CATALISADOR SULFETADO.

ArquivadaInvention Patent

Application data

Number

PI9002794

Type

Invention Patent

Filing

06/13/1990

Publication

08/20/1991

Progress at the INPI

  1. Filing06/13/90
  2. Publication08/20/91
  3. Examination08/24/93
  4. Allowance01/26/99
  5. Abandoned
  6. In force

The application was allowed on 01/26/1999 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 04/11/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Akzo N.V.

NL

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Inventors

No inventors listed.

Technical data

IPC Classification

Priority claims

NL

8901493 · 06/13/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 & 2º da LPI.

04/11/2000

RPI 1527

Deferimento

#9.1

01/26/1999

RPI 1464

Exigência - art. 36 da LPI

#6.1

07/28/1998

RPI 1440

Solicitação de exame técnico

#4.1

08/24/1993

RPI 1186

Publicação do pedido de patente

#3.1

08/20/1991

RPI 1081

Pedido de patente depositado

#2.1

10/30/1990

RPI 1039

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