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Official data from INPI

ARTIGO PARA FUMAR

ConcedidaInvention Patent

Application data

Number

PI8006989

Type

Invention Patent

Filing

10/24/1980

Publication

-

Progress at the INPI

  1. Filing10/24/80
  2. Publication
  3. Examination
  4. Allowance09/04/84
  5. Grant04/30/85
  6. Expired11/21/95

The letters patent expired on 11/21/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Souza Cruz S/A

RJ, BR

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Inventors

B. R. (pessoa física)

N. D. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

79.37170 · 10/26/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

12/26/1984

RPI 740

Deferimento

#9.1

09/04/1984

RPI 724

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Carta-patente expirada

#21.1

11/21/1995

RPI 1303

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