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Official data from INPI

CONECTOR DE ENCAIXE PARA TUBOS

ConcedidaInvention Patent

Application data

Number

PI8405281

Type

Invention Patent

Filing

10/18/1984

Publication

08/27/1985

Progress at the INPI

  1. Filing10/18/84
  2. Publication08/27/85
  3. Examination08/11/87
  4. Allowance01/24/89
  5. Grant09/26/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vetco Offshore Industries, Inc.

US

Inventors

B. P. (pessoa física)

GB

J. J. (pessoa física)

US

N. B. (pessoa física)

GB

T. S. (pessoa física)

US

T. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

543.590 · 10/19/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

Deferimento

#9.1

01/24/1989

RPI 953

6.2

07/12/1988

RPI 925

Solicitação de exame técnico

#4.1

08/11/1987

RPI 877

14.1

01/21/1987

RPI 848

Publicação do pedido de patente

#3.1

08/27/1985

RPI 775

Pedido de patente depositado

#2.1

01/02/1985

RPI 741

Carta-patente expirada

#21.1

Patente extinta em 18/10/99

07/08/2008

RPI 1957

20.4

08/24/1993

RPI 1186

20.4

08/21/1990

RPI 1029

20.7

08/21/1990

RPI 1029

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