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Official data from INPI

BARRAGEM FLUTUANTE

Em AnáliseInvention Patent

Application data

Number

PI8100883

Type

Invention Patent

Filing

02/14/1980

Publication

-

Progress at the INPI

  1. Filing02/14/80
  2. Publication
  3. Examination09/20/83
  4. Allowance04/09/85
  5. Grant08/27/85
  6. Terminated06/21/88

The patent was granted on 08/27/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. P. (pessoa física)

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Inventors

C. M. (pessoa física)

J. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

09/20/1983

RPI 674

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