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Official data from INPI

APARELHO E PROCESSO PARA AQUECER E FUNDIR UM MATERIAL PULVERULENTO OU GRANULAR E PROCESSO PARA AQUECIMENTO, FUSÃO E FUSÃO REDUTORA DE UM ÓXIDO METÁLICO PULVERULENTO OU GRANULAR

PublicadaInvention Patent

Application data

Number

PI8700399

Type

Invention Patent

Filing

01/29/1987

Publication

12/08/1987

Progress at the INPI

  1. Filing01/29/87
  2. Publication12/08/87
  3. Abandoned05/08/90
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. C. (pessoa física)

US

Inventors

J. D. (pessoa física)

US

R. L. (pessoa física)

US

S. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

8240220 · 01/30/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

06/02/1987

RPI 867

Arquivamento - Art. 36 §1° da LPI

#11.2

07/19/1994

RPI 1233

Exigência - art. 36 da LPI

#6.1

01/25/1994

RPI 1208

Solicitação de exame técnico

#4.1

05/08/1990

RPI 1017

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