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Official data from INPI

APARELHO DE VISUALIZAÇÃO DE UMA CORRENTE DE AR

Arquivada/ExtintaInvention PatentPCT · JP1988000300

Application data

Number

PI8806901

Type

Invention Patent

Filing

03/23/1988

Publication

10/31/1989

PCT

JP1988000300

Progress at the INPI

  1. Filing03/23/88
  2. Publication10/31/89
  3. Examination07/02/91
  4. Allowance09/20/94
  5. Grant05/30/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Midori Anzen Industry Co., Ltd

JP

Inventors

F. M. (pessoa física)

JP

N. S. (pessoa física)

JP

Y. H. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

62-184748 · 07/24/1987

JP

62-94311 · 04/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/31/1989

RPI 993

Carta-patente expirada

#21.1

Patente extinta em 23/03/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

01/24/1995

RPI 1260

Deferimento

#9.1

09/20/1994

RPI 1242

Exigência - art. 36 da LPI

#6.1

04/05/1994

RPI 1218

Solicitação de exame técnico

#4.1

07/02/1991

RPI 1074

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