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Official data from INPI

SUPERLIGAS COM BASE DE NÍQUEL PARA FUNDIÇÃO E, EM ESPECIAL, ÀS COMPOSIÇÕES UTILIZÁVEIS EM COMPONENTES PARA FUNDIÇÃO DE GRANDE PORTE, QUE TEM USO NOS MOTORESNOS MOTORES DE TURBINAS

PublicadaInvention Patent

Application data

Number

PI8606438

Type

Invention Patent

Filing

12/24/1986

Publication

10/20/1987

Progress at the INPI

Under appeal
  1. Filing12/24/86
  2. Publication10/20/87
  3. Examination06/26/90
  4. Refused10/05/93
  5. Grant
  6. In force

The application was refused by the INPI on 10/05/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 10/20/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

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Inventors

B. E. (pessoa física)

S. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/20/1987

RPI 887

Pedido de patente depositado

#2.1

04/28/1987

RPI 862

Indeferimento

#9.2

10/05/1993

RPI 1192

Conhecimento de parecer técnico

#7.1

03/16/1993

RPI 1163

Solicitação de exame técnico

#4.1

06/26/1990

RPI 1024

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