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Official data from INPI

PROCESSO PARA CONVERSÃO DE UMA CARGA HIDROCARBONÁCEA, PRODUTO HIDROCARBONÁCEO, OU UMA FRAÇÃO DO MESMO

ArquivadaInvention Patent

Application data

Number

PI8906158

Type

Invention Patent

Filing

12/04/1989

Publication

07/31/1990

Progress at the INPI

  1. Filing12/04/89
  2. Publication07/31/90
  3. Abandoned08/04/92
  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: 04/06/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

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Inventors

I. M. (pessoa física)

NL

J. B. (pessoa física)

NL

J. M. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

GB

8828206 · 12/02/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/06/1999

RPI 1474

Exigência - art. 36 da LPI

#6.1

10/14/1997

RPI 1402

Pedido de certificado de adição de invenção

#5.1

12/08/1992

RPI 1149

Solicitação de exame técnico

#4.1

08/04/1992

RPI 1131

Publicação do pedido de patente

#3.1

07/31/1990

RPI 1026

Pedido de patente depositado

#2.1

03/20/1990

RPI 1010

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