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Official data from INPI

MEIO PARA PROVER UMA CONEXAO PARA UMA CONSTRUCAO

ConcedidaInvention Patent

Application data

Number

PI8002688

Type

Invention Patent

Filing

05/01/1979

Publication

-

Progress at the INPI

  1. Filing05/01/79
  2. Publication
  3. Examination03/01/83
  4. Allowance03/20/84
  5. Grant09/25/84
  6. Terminated09/25/90

The patent was granted on 09/25/1984 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: 09/25/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. P. (pessoa física)

W. H. (pessoa física)

Inventors

F. P. (pessoa física)

W. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/25/1984

RPI 727

Deferimento

#9.1

03/20/1984

RPI 700

Conhecimento de parecer técnico

#7.1

09/06/1983

RPI 672

Solicitação de exame técnico

#4.1

03/01/1983

RPI 645

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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