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Official data from INPI

PROCESSO DE CRAQUEAMENTO TERMICO

IndeferidaInvention Patent

Application data

Number

PI8301187

Type

Invention Patent

Filing

03/11/1982

Publication

11/22/1983

Progress at the INPI

Under appeal
  1. Filing03/11/82
  2. Publication11/22/83
  3. Examination02/04/86
  4. Refused05/31/88
  5. Grant
  6. In force

The application was refused by the INPI on 05/31/1988. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MITSUBISHI HEAVY IND LTD [JP]

Inventors

H. (pessoa física)

K. Y. (pessoa física)

M. (pessoa física)

O. T. (pessoa física)

O. M. (pessoa física)

T. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/31/1988

RPI 919

Conhecimento de parecer técnico

#7.1

06/02/1987

RPI 867

Solicitação de exame técnico

#4.1

02/04/1986

RPI 798

Publicação do pedido de patente

#3.1

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

04/26/1983

RPI 653

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