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Official data from INPI

SENSOR DE PRESSÃO CAPACITIVO ELETROSTÁTICO

Em AnáliseInvention Patent

Application data

Number

PI8706755

Type

Invention Patent

Filing

12/11/1987

Publication

07/19/1988

Progress at the INPI

  1. Filing12/11/87
  2. Publication07/19/88
  3. Examination09/27/88
  4. Allowance02/11/92
  5. Grant11/24/92
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fuji Electric Co, Ltd.

JP

See this company's full portfolio

Inventors

K. N. (pessoa física)

JP

T. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

61-294787 · 12/12/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/27/1988

RPI 936

Publicação do pedido de patente

#3.1

07/19/1988

RPI 926

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Carta-patente expirada

#21.1

Patente extinta em 11/12/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

06/30/1992

RPI 1126

Deferimento

#9.1

02/11/1992

RPI 1106

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