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Official data from INPI

PROCESSO PARA RECONDICIONAR MOLDES TUBULARES USADOS PARA LINGOTAMENTO CONTÍNUO

ConcedidaInvention Patent

Application data

Number

PI8007172

Type

Invention Patent

Filing

11/05/1980

Publication

-

Progress at the INPI

  1. Filing11/05/80
  2. Publication
  3. Examination
  4. Allowance07/12/83
  5. Grant12/27/83
  6. Expired12/26/95

The letters patent expired on 12/26/1995: 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: 12/27/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Accumold AG.

CH

Inventors

M. D. (pessoa física)

Technical data

IPC Classification

Priority claims

CH

996679-1 · 11/07/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1983

RPI 688

Notificação para pagamento de retribuição

#13.1

11/08/1983

RPI 681

Deferimento

#9.1

07/12/1983

RPI 664

Carta-patente expirada

#21.1

12/26/1995

RPI 1308

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