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Official data from INPI

APERFEICOAMENTOS EM MAQUINAS DE SECAR

Em AnáliseInvention Patent

Application data

Number

PI7904437

Type

Invention Patent

Filing

07/12/1979

Publication

-

Progress at the INPI

  1. Filing07/12/79
  2. Publication
  3. Examination04/19/83
  4. Allowance12/20/83
  5. Grant07/31/84
  6. Terminated08/05/86

The patent was granted on 07/31/1984 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: 08/05/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. M. (pessoa física)

Inventors

M. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/05/1986

RPI 824

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Deferimento

#9.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

04/19/1983

RPI 652

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