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Official data from INPI

INSERÇÃO, E PROCESSO, PARA JUNTAR UMA PEÇA DE AÇO AO MANGANÊS E PELO MENOS UMA OUTRA PEÇA DE AÇO AO CARBONO

Arquivada/ExtintaInvention Patent

Application data

Number

PI8903538

Type

Invention Patent

Filing

07/18/1989

Publication

01/29/1991

Progress at the INPI

  1. Filing07/18/89
  2. Publication01/29/91
  3. Examination02/09/93
  4. Allowance12/23/97
  5. Grant08/25/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Manoir Industries

FR

Inventors

F. P. (pessoa física)

FR

Y. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

89 04481 · 04/05/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 18/07/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

08/25/1998

RPI 1444

Deferimento

#9.1

12/23/1997

RPI 1409

Exigência - art. 36 da LPI

#6.1

03/25/1997

RPI 1373

Solicitação de exame técnico

#4.1

02/09/1993

RPI 1158

Publicação do pedido de patente

#3.1

01/29/1991

RPI 1052

Pedido de patente depositado

#2.1

01/23/1990

RPI 1003

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