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

DISPOSIÇÕES CONSTRUTIVAS INTRODUZIDAS EM CONCHA ACÚSTICA

Em AnáliseUtility Model

Application data

Number

MU6800644

Type

Utility Model

Filing

03/23/1988

Publication

07/26/1988

Progress at the INPI

  1. Filing03/23/88
  2. Publication07/26/88
  3. Examination08/30/88
  4. Allowance05/14/91
  5. Grant12/31/91
  6. Terminated06/21/94

The patent was granted on 12/31/1991 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. E. (pessoa física)

BR

Inventors

P. E. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/30/1988

RPI 932

Publicação antecipada

#3.2

07/26/1988

RPI 927

Pedido de patente depositado

#2.1

07/19/1988

RPI 926

Anuidade - prazo legal encerrado

#18.2

06/21/1994

RPI 1229

Concessão da patente

#16.1

12/31/1991

RPI 1100

Notificação para pagamento de retribuição

#13.1

08/27/1991

RPI 1082

Deferimento

#9.1

05/14/1991

RPI 1067

Patent monitoring

Track this patent in real time.

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