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Official data from INPI

PROCESSO PARA PRODUÇÃO DE CATALISADOR DE LEITO FLUIDO

ConcedidaInvention Patent

Application data

Number

PI8203314

Type

Invention Patent

Filing

06/04/1982

Publication

05/24/1983

Progress at the INPI

  1. Filing06/04/82
  2. Publication05/24/83
  3. Examination07/30/85
  4. Allowance
  5. Grant09/27/88
  6. Terminated11/29/94

The patent was granted on 09/27/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Standard Oil Company

US

See this company's full portfolio

Inventors

D. S. (pessoa física)

US

G. F. (pessoa física)

US

R. Z. (pessoa física)

US

R. G. (pessoa física)

US

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Exigência - art. 36 da LPI

#6.1

04/14/1987

RPI 860

Republicação - classificação IPC

#15.11

04/08/1986

RPI 807

6.2

04/01/1986

RPI 806

Solicitação de exame técnico

#4.1

07/30/1985

RPI 771

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

Pedido de patente depositado

#2.1

07/27/1982

RPI 614

Anuidade - prazo legal encerrado

#18.2

11/29/1994

RPI 1252

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