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Official data from INPI

CONJUNTO DE VEDACAO COM EMPANQUE,DE BAIXO TORQUE,COM SECAO INFERIOR RETRATIL

Em AnáliseInvention Patent

Application data

Number

PI8107090

Type

Invention Patent

Filing

02/27/1980

Publication

01/05/1982

Progress at the INPI

  1. Filing02/27/80
  2. Publication01/05/82
  3. Examination09/13/83
  4. Allowance04/22/86
  5. Grant11/25/86
  6. Terminated11/16/88

The patent was granted on 11/25/1986 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VETCO OFFSHORE IND INC [US]

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Inventors

R. J. (pessoa física)

R. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Pedido de licença compulsória

#20.1

11/10/1987

RPI 890

20.7

11/10/1987

RPI 890

Concessão da patente

#16.1

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Deferimento

#9.1

04/22/1986

RPI 809

Exigência - art. 36 da LPI

#6.1

07/02/1985

RPI 767

Exigência - art. 36 da LPI

#6.1

01/02/1985

RPI 741

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Notificação de entrada na fase nacional - PCT

#1.3

01/05/1982

RPI 585

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