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Official data from INPI

APERFEIÇOAMENTO EM MECANISMO DE VEDAÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8401389

Type

Invention Patent

Filing

03/27/1984

Publication

08/07/1984

Progress at the INPI

  1. Filing03/27/84
  2. Publication08/07/84
  3. Examination11/27/84
  4. Allowance
  5. Grant
  6. In force

Published on 08/07/1984, 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: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Celite S/A Indústria e Comércio

SP, BR

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Inventors

E. I. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Recurso

#12.1

12/13/1988

RPI 947

Deferimento

#9.1

08/23/1988

RPI 931

Exigência - art. 36 da LPI

#6.1

11/24/1987

RPI 892

Pedido de certificado de adição de invenção

#5.1

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

11/27/1984

RPI 736

Publicação antecipada

#3.2

08/07/1984

RPI 720

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

101

04/17/1990

RPI 1014

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