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Official data from INPI

PROCESSO E APARELHO PARA FUNDIÇÃO DE ARTIGOS METÁLICOS

Em AnáliseInvention Patent

Application data

Number

PI8505995

Type

Invention Patent

Filing

11/29/1985

Publication

12/09/1986

Progress at the INPI

  1. Filing11/29/85
  2. Publication12/09/86
  3. Examination11/01/88
  4. Allowance01/19/93
  5. Grant08/31/93
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cosworth Research And Development Limited

GB

Inventors

J. C. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8513810 · 05/31/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/01/1988

RPI 941

Publicação do pedido de patente

#3.1

12/09/1986

RPI 842

Pedido de patente depositado

#2.1

01/28/1986

RPI 797

Carta-patente expirada

#21.1

Patente extinta em 29/11/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

08/31/1993

RPI 1187

Republicação - classificação IPC

#15.11

06/01/1993

RPI 1174

Notificação para pagamento de retribuição

#13.1

05/04/1993

RPI 1170

Deferimento

#9.1

01/19/1993

RPI 1155

Exigência - art. 36 da LPI

#6.1

03/10/1992

RPI 1110

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