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Official data from INPI

MESA DE DESENHO EM COORDENADAS CARTESIANAS

ConcedidaInvention Patent

Application data

Number

PI7907445

Type

Invention Patent

Filing

11/18/1978

Publication

-

Progress at the INPI

  1. Filing11/18/78
  2. Publication
  3. Examination08/03/82
  4. Allowance03/22/83
  5. Grant10/25/83
  6. Terminated04/12/94

The patent was granted on 10/25/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. G. (pessoa física)

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Inventors

A. J. (pessoa física)

R. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Deferimento

#9.1

03/22/1983

RPI 648

Solicitação de exame técnico

#4.1

08/03/1982

RPI 615

Anuidade - prazo legal encerrado

#18.2

04/12/1994

RPI 1219

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