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Official data from INPI

APERFEICOAMENTOS INTRODUZIDOS NO ACIONAMENTO HIDRAULICO DO MOVIMENTO ALTERNADO DOS BALANCINS DE EQUIPAMENTOS EXTRATOES DE PETROLEO

ArquivadaInvention Patent
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Application data

Number

PI7906923

Type

Invention Patent

Filing

11/07/1978

Publication

-
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Progress at the INPI

  1. Filing11/07/78
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/17/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. J. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.3

05/17/1983

RPI 656

Exigência - art. 36 da LPI

#6.1

08/17/1982

RPI 617

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