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Official data from INPI

MÁQUINA DE DESLOCAMENTO COM ÊMBOLO ROTATIVO

PublicadaInvention Patent
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Application data

Number

PI8803459

Type

Invention Patent

Filing

07/08/1988

Publication

01/31/1989
View on INPI

Progress at the INPI

  1. Filing07/08/88
  2. Publication01/31/89
  3. Examination04/23/91
  4. Allowance
  5. Grant
  6. In force

Published on 01/31/1989, 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: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BBC Brown Boveri Ag

CH

Inventors

F. S. (pessoa física)

J. P. (pessoa física)

J. W. (pessoa física)

CH

Technical data

IPC Classification

F01C 19/08

Priority claims

CH

2638/87 · 07/10/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/31/1989

RPI 954

Pedido de patente depositado

#2.1

12/13/1988

RPI 947

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: F04C 17/02; F01C 1/02.

03/27/2018

RPI 2464

Retificação

#15.3

09/22/1992

RPI 1138

Solicitação de exame técnico

#4.1

04/23/1991

RPI 1064

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