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Official data from INPI

APARELHO PARA REFRIGERAÇÃO POR VAPORIZAÇÃO DE UM SEMICONDUTOR

Em AnáliseInvention Patent

Application data

Number

PI8601580

Type

Invention Patent

Filing

04/08/1986

Publication

12/09/1986

Progress at the INPI

  1. Filing04/08/86
  2. Publication12/09/86
  3. Examination09/20/88
  4. Allowance09/24/91
  5. Grant06/30/92
  6. Terminated09/26/95

The patent was granted on 06/30/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hitachi, Ltd

JP

See this company's full portfolio

Inventors

H. I. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

74283/85 · 04/10/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/20/1988

RPI 935

Publicação do pedido de patente

#3.1

12/09/1986

RPI 842

Pedido de patente depositado

#2.1

10/29/1986

RPI 836

Anuidade - prazo legal encerrado

#18.2

09/26/1995

RPI 1295

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

01/28/1992

RPI 1104

Deferimento

#9.1

09/24/1991

RPI 1086

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