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Official data from INPI

PROCESSO PARA A FABRICACAO DE CONJUNTOS DE VALVULA DE PASSAGEM PARA DISPOSITIVOS DE FECHO QUE TEM UM BOCAL DE DERRAMAMENTO

Em AnáliseInvention Patent

Application data

Number

PI7901420

Type

Invention Patent

Filing

03/13/1978

Publication

-

Progress at the INPI

  1. Filing03/13/78
  2. Publication
  3. Examination11/17/81
  4. Allowance05/31/83
  5. Grant11/29/83
  6. Terminated05/17/88

The patent was granted on 11/29/1983 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. R. (pessoa física)

Inventors

B. J. (pessoa física)

R. J. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

20.7

03/04/1986

RPI 802

20.4

02/18/1986

RPI 800

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

09/27/1983

RPI 675

Deferimento

#9.1

05/31/1983

RPI 658

Republicação - classificação IPC

#15.11

05/10/1983

RPI 655

Exigência - art. 36 da LPI

#6.1

01/04/1983

RPI 637

Solicitação de exame técnico

#4.1

11/17/1981

RPI 578

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