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Official data from INPI

MEDIDOR DE WATT-HORAS

Em AnáliseInvention Patent

Application data

Number

PI8600351

Type

Invention Patent

Filing

01/29/1986

Publication

10/14/1986

Progress at the INPI

  1. Filing01/29/86
  2. Publication10/14/86
  3. Examination02/03/87
  4. Allowance07/16/91
  5. Grant02/18/92
  6. Terminated12/31/96

The patent was granted on 02/18/1992 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: 02/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. K. (pessoa física)

JP

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Inventors

K. S. (pessoa física)

JP

S. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

17803/1985 · 01/30/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/03/1987

RPI 850

Publicação do pedido de patente

#3.1

10/14/1986

RPI 834

Pedido de patente depositado

#2.1

07/22/1986

RPI 822

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

02/18/1992

RPI 1107

Notificação para pagamento de retribuição

#13.1

11/12/1991

RPI 1093

Deferimento

#9.1

07/16/1991

RPI 1076

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