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Official data from INPI

APERFEIÇOAMENTO EM TOTALIZADOR PARA MEDIDORES

Em ExigênciaInvention Patent

Application data

Number

PI8503344

Type

Invention Patent

Filing

07/12/1985

Publication

02/17/1987

Progress at the INPI

  1. Filing07/12/85
  2. Publication02/17/87
  3. Examination05/12/87
  4. Allowance01/23/90
  5. Grant06/26/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. P. (pessoa física)

SP, BR

See this company's full portfolio

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

08/29/1989

RPI 984

Solicitação de exame técnico

#4.1

05/12/1987

RPI 864

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

09/17/1985

RPI 778

Carta-patente expirada

#21.1

Patente extinta em 12/07/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

05/22/1990

RPI 1019

Deferimento

#9.1

01/23/1990

RPI 1003

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