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Official data from INPI

CONJUNTO DE MEDIDA DO PERFIL TRANSVERSAL DE ESPESSURA DE UM PRODUTO

Em AnáliseInvention Patent

Application data

Number

PI8600965

Type

Invention Patent

Filing

03/06/1986

Publication

11/18/1986

Progress at the INPI

  1. Filing03/06/86
  2. Publication11/18/86
  3. Examination12/13/88
  4. Allowance11/12/91
  5. Grant08/25/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut de Recherches de La Sidérurgie Française - IRSID

FR

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Inventors

G. T. (pessoa física)

FR

M. W. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

85/03380 · 03/07/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/13/1988

RPI 947

Publicação do pedido de patente

#3.1

11/18/1986

RPI 839

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Carta-patente expirada

#21.1

Patente extinta em 06/03/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

08/25/1992

RPI 1134

Deferimento

#9.1

11/12/1991

RPI 1093

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