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Official data from INPI

Aperfeiçoamento em dispositivo de montagem de pás de hélices.

Em AnáliseInvention Patent

Application data

Number

PI8000008

Type

Invention Patent

Filing

01/02/1980

Publication

-

Progress at the INPI

  1. Filing01/02/80
  2. Publication
  3. Examination05/25/82
  4. Allowance12/20/83
  5. Grant07/24/84
  6. Terminated05/17/88

The patent was granted on 07/24/1984 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. B. (pessoa física)

Inventors

B. B. (pessoa física)

Technical data

IPC Classification

Priority claims

AR

275.047 · 01/03/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

07/24/1984

RPI 718

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Deferimento

#9.1

12/20/1983

RPI 687

Exigência - art. 36 da LPI

#6.1

07/12/1983

RPI 664

Solicitação de exame técnico

#4.1

05/25/1982

RPI 605

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era F03D 11/00.

03/27/2018

RPI 2464

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