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Official data from INPI

DISPOSITIVO DE LIGAÇÃO PARA FIXAR UMA PEÇA TUBULAR A UMA CARCAÇA TUBULAR QUE POSSUI UM FURO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001745

Type

Invention Patent

Filing

04/12/1990

Publication

06/04/1991

Progress at the INPI

  1. Filing04/12/90
  2. Publication06/04/91
  3. Examination04/21/92
  4. Allowance06/28/94
  5. Grant03/28/95
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ABB Vetco Gray Inc.

US

Vetco Gray Inc.

US

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Inventors

C. J. (pessoa física)

US

L. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

338.283 · 04/14/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 12/04/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

03/28/1995

RPI 1269

Notificação para pagamento de retribuição

#13.1

11/01/1994

RPI 1248

Deferimento

#9.1

06/28/1994

RPI 1230

14.4

08/17/1993

RPI 1185

Solicitação de exame técnico

#4.1

04/21/1992

RPI 1116

Publicação do pedido de patente

#3.1

06/04/1991

RPI 1070

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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