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Official data from INPI

CILINDRO DE MONDELAGEM, APARELHO DE MODELAGEM E PROCESSO DE MODELAGEM

Em AnáliseInvention Patent
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Application data

Number

PI8607070

Type

Invention Patent

Filing

06/30/1986

Publication

02/23/1988
View on INPI

Progress at the INPI

  1. Filing06/30/86
  2. Publication02/23/88
  3. Examination11/14/89
  4. Allowance10/05/93
  5. Grant05/31/94
  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.

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Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nakata Manufacture Company Limited

JP

Inventors

A. O. (pessoa física)

JP

R. K. (pessoa física)

JP

T. T. (pessoa física)

JP

Technical data

IPC Classification

B21D 5/12

Priority claims

JP

60/297290 · 12/30/1985

JP

60/299444 · 12/28/1985

JP

61/5560 · 01/14/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/14/1989

RPI 995

Notificação de entrada na fase nacional - PCT

#1.3

02/23/1988

RPI 905

Carta-patente expirada

#21.1

Patente extinta em 30/06/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

10/05/1993

RPI 1192

Exigência - art. 36 da LPI

#6.1

11/17/1992

RPI 1146

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