(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA FABRICAÇÃO DE PEÇAS DE LIGA DE ALUMÍNIO QUE CONSERVAM BOA RESISTÊNCIA À FADIGA APÓS MANUTENÇÃO PROLONGADA A QUENTE

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904844

Type

Invention Patent

Filing

09/25/1989

Publication

05/08/1990

Progress at the INPI

  1. Filing09/25/89
  2. Publication05/08/90
  3. Examination08/21/90
  4. Allowance12/03/96
  5. Grant09/30/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pechiney Recherche - Groupement D'Interet Economique

FR

Inventors

J. F. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

88 12982 · 09/26/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/09/2009

05/21/2013

RPI 2211

Concessão da patente

#16.1

09/30/1997

RPI 1400

Notificação para pagamento de retribuição

#13.1

05/13/1997

RPI 1380

Deferimento

#9.1

12/03/1996

RPI 1357

6.2

03/12/1996

RPI 1319

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

Publicação do pedido de patente

#3.1

05/08/1990

RPI 1017

Pedido de patente depositado

#2.1

02/13/1990

RPI 1006

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.