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

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU5801857

Type

Utility Model

Filing

08/16/1978

Publication

-

Progress at the INPI

  1. Filing08/16/78
  2. Publication
  3. Examination03/23/82
  4. Allowance06/12/84
  5. Grant12/26/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used 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

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

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

10/02/1984

RPI 728

Deferimento

#9.1

06/12/1984

RPI 712

15.10

11/01/1983

RPI 680

Exigência - art. 36 da LPI

#6.1

05/10/1983

RPI 655

Solicitação de exame técnico

#4.1

03/23/1982

RPI 596

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Patent monitoring

Track this patent in real time.

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