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Official data from INPI

SISTEMA PARA LIMPEZA DE DENTES, FILTRO DE AR RENOVÁVEL DE UMA VIA E VÁLVULA DE PINÇAMENTO.

Em AnáliseInvention Patent

Application data

Number

PI8400430

Type

Invention Patent

Filing

02/01/1984

Publication

02/12/1985

Progress at the INPI

  1. Filing02/01/84
  2. Publication02/12/85
  3. Examination06/18/85
  4. Allowance
  5. Grant
  6. In force

Published on 02/12/1985, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 07/16/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cavitron, Inc.

Inventors

W. E. (pessoa física)

Technical data

IPC Classification

Priority claims

US

467.816 · 02/18/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

07/16/1985

RPI 769

Solicitação de exame técnico

#4.1

06/18/1985

RPI 765

Republicação - classificação IPC

#15.11

06/04/1985

RPI 763

Publicação do pedido de patente

#3.1

02/12/1985

RPI 747

Pedido de patente depositado

#2.1

04/17/1984

RPI 704

Retificação

#15.3

09/04/1990

RPI 1031

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