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Official data from INPI

DISPOSITIVO PARA REGULARIZACAO DA PROFUNDIDADE DE UM SULCO

ConcedidaInvention Patent

Application data

Number

PI7900335

Type

Invention Patent

Filing

01/25/1978

Publication

-

Progress at the INPI

  1. Filing01/25/78
  2. Publication
  3. Examination
  4. Allowance04/19/83
  5. Grant10/25/83
  6. Terminated01/28/92

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.

Talk to a specialist

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

Applicants and inventors

Applicants

N. G. (pessoa física)

Inventors

G. X. (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

09/06/1983

RPI 672

Deferimento

#9.1

04/19/1983

RPI 652

Conhecimento de parecer técnico

#7.1

05/11/1982

RPI 603

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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