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Official data from INPI

ASSENTO DE CARRO COM DISPOSITIVO DE VENTILACAO

Em AnáliseInvention Patent
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Application data

Number

PI7705157

Type

Invention Patent

Filing

08/03/1977

Publication

-
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Progress at the INPI

  1. Filing08/03/77
  2. Publication
  3. Examination
  4. Allowance04/06/82
  5. Grant
  6. Invalidated05/29/84

The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.

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Latest action published by the INPI: 05/29/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. N. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

200

05/29/1984

RPI 710

Pedido de licença voluntária

#17.1

12/20/1983

RPI 687

Notificação para pagamento de retribuição

#13.1

07/27/1982

RPI 614

Deferimento

#9.1

04/06/1982

RPI 598

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