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Official data from INPI

APERFEICOAMENTO EM IMPLEMENTO AGRICOLA

ConcedidaInvention Patent

Application data

Number

PI7705895

Type

Invention Patent

Filing

09/03/1976

Publication

-

Progress at the INPI

  1. Filing09/03/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant06/29/82
  6. Terminated08/28/90

The patent was granted on 06/29/1982 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: 06/29/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DEERE & CO

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Inventors

P. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/29/1982

RPI 610

Notificação para pagamento de retribuição

#13.1

12/08/1981

RPI 581

Anuidade - prazo legal encerrado

#18.2

08/28/1990

RPI 1030

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