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Official data from INPI

CONE SUPERIOR COM DISPOSITIVO DE INJECAO DE GASES,PARA USO EM VALVULA GAVETA

Em AnáliseInvention Patent

Application data

Number

PI8503943

Type

Invention Patent

Filing

08/19/1985

Publication

03/24/1987

Progress at the INPI

  1. Filing08/19/85
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was filed at the INPI on 08/19/1985. It awaits formal examination and publication in the RPI gazette.

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Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. L. (pessoa física)

Inventors

L. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

09/13/1988

RPI 934

Solicitação de exame técnico

#4.1

05/10/1988

RPI 916

Publicação do pedido de patente

#3.1

03/24/1987

RPI 857

Pedido de patente depositado

#2.1

10/29/1985

RPI 784

Retificação

#15.3

08/28/1990

RPI 1030

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