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Official data from INPI

CÂMARA DE COMUSTÃO PARA UM MOTOR DE TURBINA DE COMBUSTÃO.

Concessão AnuladaInvention Patent

Application data

Number

PI8000144

Type

Invention Patent

Filing

01/10/1980

Publication

-

Progress at the INPI

  1. Filing01/10/80
  2. Publication
  3. Examination10/05/82
  4. Allowance07/19/83
  5. Grant01/31/84
  6. Terminated02/11/92

The patent was granted on 01/31/1984 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: 04/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

G. R. (pessoa física)

Technical data

IPC Classification

Priority claims

US

008.318 · 02/01/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

04/17/1984

RPI 704

Concessão da patente

#16.1

01/31/1984

RPI 693

Exigência - art. 36 da LPI

#6.1

01/10/1984

RPI 690

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

Deferimento

#9.1

07/19/1983

RPI 665

Solicitação de exame técnico

#4.1

10/05/1982

RPI 624

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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