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Official data from INPI

PROCESSO PARA O CONTROLE DE UMA UNIDADE DE CRAQUEAMENTO CATALÍTICO DE FLUÍDO, E, UNIDADE DE PROCESSAMENTO PARA SUA EFETIVAÇÃO.

ArquivadaInvention Patent

Application data

Number

PI9100801

Type

Invention Patent

Filing

02/27/1991

Publication

11/05/1991

Progress at the INPI

  1. Filing02/27/91
  2. Publication11/05/91
  3. Examination12/21/93
  4. Allowance04/13/99
  5. Abandoned
  6. In force

The application was allowed on 04/13/1999 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/21/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Engineering Company

US

See this company's full portfolio

Inventors

C. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/485,701 · 02/27/1990

US

07/486,046 · 02/27/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Alterado da Int Cl5 C10G 9/42.

11/21/2000

RPI 1559

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 & 2º da LPI.

04/11/2000

RPI 1527

Deferimento

#9.1

04/13/1999

RPI 1475

Exigência - art. 36 da LPI

#6.1

09/23/1997

RPI 1399

Solicitação de exame técnico

#4.1

12/21/1993

RPI 1203

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

08/27/1991

RPI 1082

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