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Official data from INPI

LIMITADOR DE COMBUSTIVEL PARA CONTROLE DA VALVULA DE COMBUSTIVEL DE UMA TURBINA DE COMBUSTAO

ConcedidaInvention Patent

Application data

Number

PI7905291

Type

Invention Patent

Filing

08/21/1978

Publication

-

Progress at the INPI

  1. Filing08/21/78
  2. Publication
  3. Examination05/25/82
  4. Allowance07/12/83
  5. Grant12/27/83
  6. Terminated09/25/90

The patent was granted on 12/27/1983 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: 12/27/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WESTINGHOUSE ELECTRIC CORP

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Inventors

K. R. (pessoa física)

V. E. (pessoa física)

Technical data

IPC Classification

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

Republicação - classificação IPC

#15.11

04/05/1983

RPI 650

Exigência - art. 36 da LPI

#6.1

01/25/1983

RPI 640

Solicitação de exame técnico

#4.1

05/25/1982

RPI 605

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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