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Official data from INPI

ARMA DE FOGO OPERADA A GÁS.

ConcedidaInvention Patent

Application data

Number

PI8104131

Type

Invention Patent

Filing

06/30/1981

Publication

02/08/1983

Progress at the INPI

  1. Filing06/30/81
  2. Publication02/08/83
  3. Examination04/09/85
  4. Allowance08/26/86
  5. Grant04/28/87
  6. Terminated09/13/94

The patent was granted on 04/28/1987 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: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chartered Industries Of Singapore Private Limited.

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Inventors

S. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

12/09/1986

RPI 842

Deferimento

#9.1

08/26/1986

RPI 827

Exigência - art. 36 da LPI

#6.1

12/24/1985

RPI 792

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

02/08/1983

RPI 642

Anuidade - prazo legal encerrado

#18.2

09/13/1994

RPI 1241

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