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Official data from INPI

INSTALAÇÃO TIPO ARCO PARA O LINGOTAMENTO CONTÍNUO DE CORDÕES DE AÇO COM UM MOLDE DE LINGOTAMENTO CONTÍNUO OSCILATÓRIO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001873

Type

Invention Patent

Filing

04/23/1990

Publication

06/18/1991

Progress at the INPI

  1. Filing04/23/90
  2. Publication06/18/91
  3. Examination06/22/93
  4. Allowance03/07/95
  5. Grant09/26/95
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Concast Standard AG

CH

Inventors

A. R. (pessoa física)

CH

A. S. (pessoa física)

CH

C. N. (pessoa física)

ES

Technical data

IPC Classification

Priority claims

CH

01 574/89-1 · 04/24/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 23/04/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

09/26/1995

RPI 1295

Deferimento

#9.1

03/07/1995

RPI 1266

Solicitação de exame técnico

#4.1

06/22/1993

RPI 1177

Publicação do pedido de patente

#3.1

06/18/1991

RPI 1072

Pedido de patente depositado

#2.1

09/11/1990

RPI 1032

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