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Official data from INPI

APERFEICOAMENTO EM AMORTECEDORES HIDROPNEUMATICOS E/OU AMORTECEDORES A GAS

IndeferidaInvention Patent
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Application data

Number

PI7807827

Type

Invention Patent

Filing

11/28/1978

Publication

-
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Progress at the INPI

Under appeal
  1. Filing11/28/78
  2. Publication
  3. Examination04/27/82
  4. Refused05/17/83
  5. Grant
  6. In force

The application was refused by the INPI on 05/17/1983. The invention was never patented.

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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

NAKATA S A IND COMERCIO

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/17/1983

RPI 656

Pedido de certificado de adição de invenção

#5.1

09/14/1982

RPI 621

Solicitação de exame técnico

#4.1

04/27/1982

RPI 601

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