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

UM METODO PARA PREPARACAO DE LANUGEM HIDROFILICA FIBROSA E A LANUGEM PREPARADA SEGUNDO O METODO

Em AnáliseInvention Patent

Application data

Number

PI8207934

Type

Invention Patent

Filing

11/09/1981

Publication

09/20/1983

Progress at the INPI

  1. Filing11/09/81
  2. Publication09/20/83
  3. Examination02/12/85
  4. Allowance07/08/86
  5. Grant04/28/87
  6. Terminated11/29/88

The patent was granted on 04/28/1987 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/29/1988

RPI 945

22.2

05/24/1988

RPI 918

15.7

02/09/1988

RPI 903

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

11/26/1985

RPI 788

Solicitação de exame técnico

#4.1

02/12/1985

RPI 747

Notificação de entrada na fase nacional - PCT

#1.3

09/20/1983

RPI 674

Patent monitoring

Track this patent in real time.

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