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Official data from INPI

DISPOSITIVO DE VALVULA EM UM TUBO FLEXIVEL

Em AnáliseInvention Patent

Application data

Number

PI7804092

Type

Invention Patent

Filing

02/10/1978

Publication

-

Progress at the INPI

  1. Filing02/10/78
  2. Publication
  3. Examination
  4. Allowance10/26/82
  5. Grant06/28/83
  6. Terminated06/14/88

The patent was granted on 06/28/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. L. (pessoa física)

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Inventors

A. D. (pessoa física)

B. E. (pessoa física)

C. G. (pessoa física)

G. D. (pessoa física)

W. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

03/15/1983

RPI 647

Deferimento

#9.1

10/26/1982

RPI 627

Exigência - art. 36 da LPI

#6.1

12/29/1981

RPI 584

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