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Official data from INPI

DISPOSITIVO PARA MEDIR O DEBITO DE FLUIDO EM UM POCO

ArquivadaInvention Patent

Application data

Number

PI8108138

Type

Invention Patent

Filing

12/18/1980

Publication

09/28/1982

Progress at the INPI

  1. Filing12/18/80
  2. Publication09/28/82
  3. Examination10/23/84
  4. Allowance12/03/85
  5. Abandoned
  6. In force

The application was allowed on 12/03/1985 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PRAD RES & DEV NV [NL]

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Inventors

C. R. (pessoa física)

F. C. (pessoa física)

H. P. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/03/1985

RPI 789

Exigência - art. 36 da LPI

#6.1

06/11/1985

RPI 764

Solicitação de exame técnico

#4.1

10/23/1984

RPI 731

Publicação do pedido de patente

#3.1

09/28/1982

RPI 623

Pedido de patente depositado

#2.1

02/09/1982

RPI 590

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