(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

BASTAO DE FILTRO DE CIGARRO E PROCESSO DE PREPARACAO

ConcedidaInvention Patent

Application data

Number

PI7901524

Type

Invention Patent

Filing

03/13/1978

Publication

-

Progress at the INPI

  1. Filing03/13/78
  2. Publication
  3. Examination11/24/81
  4. Allowance05/22/84
  5. Grant12/26/84
  6. Terminated01/28/92

The patent was granted on 12/26/1984 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: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CELANESE CORP

See this company's full portfolio

Inventors

H. C. (pessoa física)

R. J. (pessoa física)

T. D. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Republicação - classificação IPC

#15.11

04/24/1984

RPI 705

Republicação - classificação IPC

#15.11

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

09/13/1983

RPI 673

Solicitação de exame técnico

#4.1

11/24/1981

RPI 579

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.