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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE UM MATERIAL DE MANCAL

Em AnáliseInvention Patent

Application data

Number

PI8602408

Type

Invention Patent

Filing

05/27/1986

Publication

01/21/1987

Progress at the INPI

  1. Filing05/27/86
  2. Publication01/21/87
  3. Examination09/13/88
  4. Allowance03/23/93
  5. Grant08/31/93
  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: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AE Plc

GB

D. C. (pessoa física)

US

See this company's full portfolio

Inventors

B. E. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

GB

8513330 · 05/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

01/21/1987

RPI 848

Pedido de patente depositado

#2.1

11/18/1986

RPI 839

Carta-patente expirada

#21.1

Patente extinta em 27/05/2001

07/22/2008

RPI 1959

Transferência deferida

#25.1

Transferido de: AE PLC

04/09/2002

RPI 1631

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

07/13/1993

RPI 1180

Deferimento

#9.1

03/23/1993

RPI 1164

Exigência - art. 36 da LPI

#6.1

06/23/1992

RPI 1125

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