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Official data from INPI

REATOR DE LEITO MÓVEL DE CATALISADOR.

ConcedidaInvention Patent

Application data

Number

PI8104868

Type

Invention Patent

Filing

07/28/1981

Publication

04/13/1982

Progress at the INPI

  1. Filing07/28/81
  2. Publication04/13/82
  3. Examination05/02/84
  4. Allowance11/12/85
  5. Grant06/24/86
  6. Terminated09/13/94

The patent was granted on 06/24/1986 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: 06/24/1986. 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

P. A. (pessoa física)

V. M. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8024870 · 08/30/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

11/12/1985

RPI 786

Exigência - art. 36 da LPI

#6.1

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

05/02/1984

RPI 706

Publicação do pedido de patente

#3.1

04/13/1982

RPI 599

Anuidade - prazo legal encerrado

#18.2

09/13/1994

RPI 1241

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