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Official data from INPI

MEDIDOR DE VOLUME DE LIQUIDOS CONTIDOS EM TANQUES

Em AnáliseInvention Patent

Application data

Number

PI8404604

Type

Invention Patent

Filing

09/14/1984

Publication

04/22/1986

Progress at the INPI

  1. Filing09/14/84
  2. Publication04/22/86
  3. Examination
  4. Allowance
  5. Grant
  6. In force09/14/04

The patent is in force and subject to a compulsory licence request: third parties have asked for authorisation to exploit the technology.

Protection valid until:09/14/2004

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Latest action published by the INPI: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. V. (pessoa física)

Inventors

V. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

03/29/1988

RPI 910

Retificação

#15.3

09/01/1987

RPI 880

Publicação do pedido de patente

#3.1

04/22/1986

RPI 809

Pedido de patente depositado

#2.1

11/20/1984

RPI 735

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