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Official data from INPI

Processo e aparelho para fabricação de filtros para fumaça de tabaco.

ConcedidaInvention Patent

Application data

Number

PI8000873

Type

Invention Patent

Filing

02/11/1980

Publication

-

Progress at the INPI

  1. Filing02/11/80
  2. Publication
  3. Examination
  4. Allowance08/28/84
  5. Grant03/26/85
  6. Terminated11/03/93

The patent was granted on 03/26/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cigarette Components Limited

GB

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Inventors

W. P. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

7919990 · 06/08/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

12/26/1984

RPI 740

Deferimento

#9.1

08/28/1984

RPI 723

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Anuidade - prazo legal encerrado

#18.2

11/03/1993

RPI 1196

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