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Official data from INPI

APARELHO DE CORTE PARA SEÇÃO TRANSVERSAL NÃO CIRCULAR

Prazo de SigiloInvention Patent

Application data

Number

PI8902811

Type

Invention Patent

Filing

06/13/1989

Publication

09/04/1990

Progress at the INPI

  1. Filing06/13/89
  2. Publication09/04/90
  3. Examination03/26/91
  4. Allowance05/19/92
  5. Grant04/27/93
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Izumi Industries Ltd.

JP

Inventors

H. I. (pessoa física)

JP

M. T. (pessoa física)

JP

T. H. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

197251/88 · 08/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/25/1989

RPI 979

Carta-patente expirada

#21.1

Patente extinta em 13/06/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

04/27/1993

RPI 1169

Notificação para pagamento de retribuição

#13.1

10/20/1992

RPI 1142

Deferimento

#9.1

05/19/1992

RPI 1120

Solicitação de exame técnico

#4.1

03/26/1991

RPI 1060

Publicação do pedido de patente

#3.1

09/04/1990

RPI 1031

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