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Official data from INPI

JUNTA FLEXÍVEL PARA UNIÃO DE DOIS CONDUTOS OU TUBOS CONDUTORES.

ArquivadaInvention Patent
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Application data

Number

PI8104402

Type

Invention Patent

Filing

07/09/1981

Publication

03/30/1982
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Progress at the INPI

  1. Filing07/09/81
  2. Publication03/30/82
  3. Abandoned03/27/84
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Compagnie Generale Pour Les Developpements O Des Richesses Sous-Marines "C.G. Doris".

Inventors

D. F. (pessoa física)

D. M. (pessoa física)

L. J. (pessoa física)

S. M. (pessoa física)

Technical data

IPC Classification

E21B 17/08F16L 27/04

Priority claims

FR

80 15454 · 07/11/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/04/1986

RPI 837

Exigência - art. 36 da LPI

#6.1

02/18/1986

RPI 800

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Pedido de certificado de adição de invenção

#5.1

08/14/1984

RPI 721

Solicitação de exame técnico

#4.1

03/27/1984

RPI 701

Publicação do pedido de patente

#3.1

03/30/1982

RPI 597

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