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

MASCARA FILTRADORA DE AR

Em AnáliseUtility Model

Application data

Number

MU6100114

Type

Utility Model

Filing

01/27/1981

Publication

09/08/1982

Progress at the INPI

  1. Filing01/27/81
  2. Publication09/08/82
  3. Examination12/14/82
  4. Allowance01/24/84
  5. Grant
  6. Terminated06/21/88

The patent was granted 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. N. (pessoa física)

Inventors

H. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/24/1984

RPI 692

Solicitação de exame técnico

#4.1

12/14/1982

RPI 634

Publicação do pedido de patente

#3.1

09/08/1982

RPI 620

Patent monitoring

Track this patent in real time.

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