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Official data from INPI

DISPOSITIVO DE ALIMENTAÇÃO COM METAL LÍQUIDO PARA INSTALAÇÃO DE FUNDIÇÃO CONTÍNUA VERTICAL DE UM TUBO METÁLICO.

Em AnáliseInvention Patent

Application data

Number

PI8500089

Type

Invention Patent

Filing

01/09/1985

Publication

08/13/1985

Progress at the INPI

  1. Filing01/09/85
  2. Publication08/13/85
  3. Examination12/24/85
  4. Allowance05/01/90
  5. Grant11/27/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/24/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pont-A-Mousson S/A

FR

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Inventors

M. P. (pessoa física)

FR

Y. G. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

84 00 382 · 01/10/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/24/1985

RPI 792

Publicação do pedido de patente

#3.1

08/13/1985

RPI 773

Pedido de patente depositado

#2.1

04/09/1985

RPI 755

Carta-patente expirada

#21.1

Patente extinta em 09/01/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

05/01/1990

RPI 1016

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