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

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6101949

Type

Utility Model

Filing

12/14/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing12/14/81
  2. Publication03/09/82
  3. Examination06/15/82
  4. Allowance01/06/87
  5. Grant09/29/87
  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: 09/29/1987. 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

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

06/09/1987

RPI 868

Deferimento

#9.1

01/06/1987

RPI 846

15.10

07/29/1986

RPI 823

Conhecimento de parecer técnico

#7.1

07/23/1985

RPI 770

14.7

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

06/15/1982

RPI 608

Publicação antecipada

#3.2

03/09/1982

RPI 594

Pedido de patente depositado

#2.1

02/09/1982

RPI 590

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.