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Official data from INPI

DISPOSITIVO DE RETENÇÕES PARA PLACA DE REVESTIMENTO DE MASSALOTE NA CABEÇA DE UMA LINGOTEIRA; PLACA DE REVESTIMENTO DE MASSALOTE E LINGOTEIRA.

ConcedidaInvention Patent

Application data

Number

PI8103034

Type

Invention Patent

Filing

05/15/1981

Publication

02/09/1982

Progress at the INPI

  1. Filing05/15/81
  2. Publication02/09/82
  3. Examination11/08/83
  4. Allowance03/11/86
  5. Grant09/30/86
  6. Terminated02/04/92

The patent was granted on 09/30/1986 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Foseco International Limited

GB

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Inventors

C. K. (pessoa física)

P. W. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8016383 · 05/17/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/11/1986

RPI 803

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

11/08/1983

RPI 681

Publicação do pedido de patente

#3.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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