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Official data from INPI

PROCESSO E APARELHO PARA O LINGOTAMENTO CONTÍNUO DE METAIS, EM PARTICULAR DE AÇO

Em ExigênciaInvention Patent

Application data

Number

PI8501596

Type

Invention Patent

Filing

04/03/1985

Publication

12/03/1985

Progress at the INPI

  1. Filing04/03/85
  2. Publication12/03/85
  3. Examination12/08/87
  4. Allowance12/04/90
  5. Grant05/28/91
  6. Terminated07/25/95

The patent was granted on 05/28/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Clecim

FR

Concast Service Union Ag

Davy (Distington) Limited

GB

See this company's full portfolio

Inventors

F. W. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

1 738/84-3 · 04/06/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

12/08/1987

RPI 894

Publicação do pedido de patente

#3.1

12/03/1985

RPI 789

Pedido de patente depositado

#2.1

06/25/1985

RPI 766

Anuidade - prazo legal encerrado

#18.2

07/25/1995

RPI 1286

Concessão da patente

#16.1

05/28/1991

RPI 1069

Notificação para pagamento de retribuição

#13.1

03/19/1991

RPI 1059

Deferimento

#9.1

12/04/1990

RPI 1044

14.1

02/13/1990

RPI 1006

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