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Official data from INPI

ROLO TUBULAR PARA MAQUINA DE FUNDICAO CONTINUA

ConcedidaInvention Patent

Application data

Number

PI8104077

Type

Invention Patent

Filing

06/27/1980

Publication

03/16/1982

Progress at the INPI

  1. Filing06/27/80
  2. Publication03/16/82
  3. Examination04/24/84
  4. Allowance03/17/87
  5. Grant08/25/87
  6. Terminated09/13/94

The patent was granted on 08/25/1987 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: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SIDERURGIE FSE INST RECH [FR]

Inventors

M. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/25/1987

RPI 879

Deferimento

#9.1

03/17/1987

RPI 856

Exigência - art. 36 da LPI

#6.1

06/03/1986

RPI 815

Republicação - classificação IPC

#15.11

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

10/02/1984

RPI 728

Solicitação de exame técnico

#4.1

04/24/1984

RPI 705

Publicação do pedido de patente

#3.1

03/16/1982

RPI 595

Anuidade - prazo legal encerrado

#18.2

09/13/1994

RPI 1241

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