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Official data from INPI

PROCESSO PARA LAMINACAO DE TIRA

ConcedidaInvention Patent

Application data

Number

PI8002328

Type

Invention Patent

Filing

04/17/1979

Publication

-

Progress at the INPI

  1. Filing04/17/79
  2. Publication
  3. Examination01/25/83
  4. Allowance09/02/86
  5. Grant06/02/87
  6. Terminated02/04/92

The patent was granted on 06/02/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/02/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MITSUBISHI HEAVY IND LTD

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Inventors

M. M. (pessoa física)

N. (pessoa física)

N. M. (pessoa física)

S. (pessoa física)

S. O. (pessoa física)

T. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/02/1987

RPI 867

Notificação para pagamento de retribuição

#13.1

12/23/1986

RPI 844

Deferimento

#9.1

09/02/1986

RPI 828

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Exigência - art. 36 da LPI

#6.1

10/11/1983

RPI 677

Solicitação de exame técnico

#4.1

01/25/1983

RPI 640

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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