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Official data from INPI

RESERVATÓRIO DE MOLDAGEM E CHAPA REFRATÁRIA TERMICAMENTE ISOLANTE.

ConcedidaInvention Patent

Application data

Number

PI8104900

Type

Invention Patent

Filing

07/29/1981

Publication

03/08/1983

Progress at the INPI

  1. Filing07/29/81
  2. Publication03/08/83
  3. Examination03/13/84
  4. Allowance11/12/85
  5. Grant06/24/86
  6. Terminated02/04/92

The patent was granted on 06/24/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Foseco Trading A.G.

CH

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Inventors

K. H. (pessoa física)

M. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

11/12/1985

RPI 786

Exigência - art. 36 da LPI

#6.1

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Publicação do pedido de patente

#3.1

03/08/1983

RPI 646

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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