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Official data from INPI

COMPOSIÇÕES CATALÍTICAS PARA CRAQUEAMENTO CATALÍTICO FLUIDO E PROCESSO PARA CRAQUEAMENTO CATALÍTICO FLUIDO

Prazo de SigiloInvention Patent

Application data

Number

PI8804583

Type

Invention Patent

Filing

09/06/1988

Publication

05/01/1990

Progress at the INPI

  1. Filing09/06/88
  2. Publication05/01/90
  3. Examination10/09/90
  4. Allowance09/05/95
  5. Grant09/24/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Petróleo Brasileiro S/A - Petrobrás

RJ, BR

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Inventors

J. M. (pessoa física)

BR

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

01/24/1989

RPI 953

Carta-patente expirada

#21.1

Patente extinta em 06/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

09/24/1996

RPI 1347

Notificação para pagamento de retribuição

#13.1

02/27/1996

RPI 1317

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

02/07/1995

RPI 1262

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

Publicação do pedido de patente

#3.1

05/01/1990

RPI 1016

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