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Official data from INPI

APERFEICOAMENTOS EM ATTACHEMENTS

Em AnáliseInvention Patent

Application data

Number

PI7706965

Type

Invention Patent

Filing

10/18/1977

Publication

-

Progress at the INPI

  1. Filing10/18/77
  2. Publication
  3. Examination
  4. Allowance09/20/83
  5. Grant04/24/84
  6. Terminated12/15/87

The patent was granted on 04/24/1984 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. C. (pessoa física)

Inventors

P. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

16.3

07/24/1984

RPI 718

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

01/03/1984

RPI 689

Deferimento

#9.1

09/20/1983

RPI 674

8.1

03/22/1983

RPI 648

8.1

03/15/1983

RPI 647

Exigência - art. 36 da LPI

#6.1

04/27/1982

RPI 601

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era A61C 13/22.

03/27/2018

RPI 2464

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