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Official data from INPI

APARELHO E PROCESSO PARA ESTABELECER UMA CONEXAO SUBSTANCIALMENTE RIGIDA ENTRE MEMBROS TUBULARES, EM MEIO LIQUIDO

Em AnáliseInvention Patent
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Application data

Number

PI8005162

Type

Invention Patent

Filing

08/16/1979

Publication

-
View on INPI

Progress at the INPI

Technical opinion to answer
  1. Filing08/16/79
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 09/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BROWN & ROOT

J. C. (pessoa física)

Inventors

D. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

09/08/1987

RPI 881

Conhecimento de parecer técnico

#7.1

01/27/1987

RPI 849

6.2

08/23/1983

RPI 670

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