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Official data from INPI

MÁQUINA DE PISTÃO LÍ

Em AnáliseInvention Patent
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Application data

Number

PI8203798

Type

Invention Patent

Filing

06/29/1982

Publication

12/20/1983
View on INPI

Progress at the INPI

  1. Filing06/29/82
  2. Publication12/20/83
  3. Examination11/26/85
  4. Allowance
  5. Grant
  6. In force

Published on 12/20/1983, 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: 08/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. L. (pessoa física)

PB, BR

Inventors

M. M. (pessoa física)

BR

P. L. (pessoa física)

BR

Technical data

IPC Classification

F03B 17/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

08/09/1988

RPI 929

Republicação - classificação IPC

#15.11

05/10/1988

RPI 916

Retificação

#15.6

03/01/1988

RPI 906

Retificação

#15.3

10/27/1987

RPI 888

Solicitação de exame técnico

#4.1

11/26/1985

RPI 788

Solicitação de exame não realizada

#4.2

07/17/1984

RPI 717

Publicação do pedido de patente

#3.1

12/20/1983

RPI 687

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

Republicação - classificação IPC

#15.11

09/22/1992

RPI 1138

Republicação - classificação IPC

#15.11

10/01/1991

RPI 1087

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