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Official data from INPI

DISPOSITIVO PARA PRODUZIR UMA CORRENTE DIRECIONADA DE UM MEIO GASEIFORME.

ConcedidaInvention Patent

Application data

Number

PI8005881

Type

Invention Patent

Filing

09/15/1980

Publication

-

Progress at the INPI

  1. Filing09/15/80
  2. Publication
  3. Examination08/09/83
  4. Allowance09/25/84
  5. Grant04/30/85
  6. Terminated08/02/94

The patent was granted on 04/30/1985 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: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. F. (pessoa física)

Inventors

F. [. (pessoa física)

Technical data

IPC Classification

Priority claims

AT

A 2398/80 · 05/06/1980

AT

A 7384/79 · 11/20/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

01/29/1985

RPI 745

Deferimento

#9.1

09/25/1984

RPI 727

Republicação - classificação IPC

#15.11

09/04/1984

RPI 724

Exigência - art. 36 da LPI

#6.1

02/28/1984

RPI 697

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

Anuidade - prazo legal encerrado

#18.2

08/02/1994

RPI 1235

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