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Official data from INPI

JUNTA ROSCADA PARA TUBO DE ACO COMPREENDENDO UM DISPOSITIVO DE VEDACAO A NIVEL DAS ROSCAS

Em AnáliseInvention Patent

Application data

Number

PI8504988

Type

Invention Patent

Filing

10/10/1984

Publication

07/29/1986

Progress at the INPI

  1. Filing10/10/84
  2. Publication07/29/86
  3. Examination05/12/87
  4. Refused11/13/90
  5. Grant
  6. In force

The application was refused on 11/13/1990 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VALLOUREC [FR]

Inventors

B. P. (pessoa física)

P. B. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

08/01/1989

RPI 980

Indeferimento

#9.2

03/28/1989

RPI 962

Solicitação de exame técnico

#4.1

05/12/1987

RPI 864

Publicação do pedido de patente

#3.1

07/29/1986

RPI 823

Pedido de patente depositado

#2.1

12/17/1985

RPI 791

111

11/13/1990

RPI 1041

102

01/16/1990

RPI 1002

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