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Official data from INPI

Liga metálica anti-abrasiva sinterizada.

IndeferidaInvention Patent

Application data

Number

PI8104711

Type

Invention Patent

Filing

07/22/1981

Publication

04/06/1982

Progress at the INPI

Under appeal
  1. Filing07/22/81
  2. Publication04/06/82
  3. Examination01/25/83
  4. Refused06/17/86
  5. Grant
  6. In force

The application was refused by the INPI on 06/17/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/17/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. K. (pessoa física)

Inventors

A. S. (pessoa física)

Technical data

Priority claims

JP

55-100519 · 07/24/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/17/1986

RPI 817

Conhecimento de parecer técnico

#7.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

01/25/1983

RPI 640

Publicação do pedido de patente

#3.1

04/06/1982

RPI 598

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