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Official data from INPI

SEPARADOR DE DISCOS APERFEIÇOADO.

Em AnáliseInvention Patent

Application data

Number

PI8002454

Type

Invention Patent

Filing

04/22/1980

Publication

-

Progress at the INPI

  1. Filing04/22/80
  2. Publication
  3. Examination03/29/83
  4. Allowance11/29/83
  5. Grant05/29/84
  6. Terminated09/26/89

The patent was granted on 05/29/1984 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. K. (pessoa física)

Inventors

K. F. (pessoa física)

Technical data

IPC Classification

Priority claims

US

032.274 · 04/23/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/29/1983

RPI 684

Solicitação de exame técnico

#4.1

03/29/1983

RPI 649

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