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Official data from INPI

DISPOSITIVO LIMITADOR DE CURVATURA PARA CONDUTOS TUBULARES FLEXÍVEIS.

ConcedidaInvention Patent

Application data

Number

PI8000339

Type

Invention Patent

Filing

01/18/1980

Publication

-

Progress at the INPI

  1. Filing01/18/80
  2. Publication
  3. Examination12/07/82
  4. Allowance02/14/84
  5. Grant07/31/84
  6. Expired05/16/95

The letters patent expired on 05/16/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Coflexip

FR

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Inventors

S. H. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

79 01363 · 01/19/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Exigência - art. 36 da LPI

#6.1

08/09/1983

RPI 668

Solicitação de exame técnico

#4.1

12/07/1982

RPI 633

Carta-patente expirada

#21.1

05/16/1995

RPI 1276

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