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Official data from INPI

CONJUNTO CONECTOR PARA LIGAR UMA CABEÇA DE POÇO SUBMARINO A UMA PLATAFORMA DE PERNA TRACIONADA

Em AnáliseInvention Patent

Application data

Number

PI8201172

Type

Invention Patent

Filing

03/05/1982

Publication

01/18/1983

Progress at the INPI

  1. Filing03/05/82
  2. Publication01/18/83
  3. Examination08/02/83
  4. Allowance03/17/87
  5. Grant08/25/87
  6. Terminated07/18/95

The patent was granted on 08/25/1987 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: 08/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vetco Inc.

US

Inventors

L. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

241.187 · 03/06/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/09/1988

RPI 929

Pedido de licença compulsória

#20.1

08/02/1988

RPI 928

20.7

07/26/1988

RPI 927

Concessão da patente

#16.1

08/25/1987

RPI 879

Deferimento

#9.1

03/17/1987

RPI 856

Exigência - art. 36 da LPI

#6.1

06/10/1986

RPI 816

Exigência - art. 36 da LPI

#6.1

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

08/02/1983

RPI 667

Republicação - classificação IPC

#15.11

06/28/1983

RPI 662

Publicação do pedido de patente

#3.1

01/18/1983

RPI 639

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

20.4

08/24/1993

RPI 1186

20.4

03/01/1990

RPI 1007

20.7

03/01/1990

RPI 1007

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