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

MEIOS DE ENCAIXE E BLOQUEIO PARA TOMADAS ELÉTRICAS.

ConcedidaUtility Model

Application data

Number

MU6101945

Type

Utility Model

Filing

10/26/1981

Publication

05/31/1983

Progress at the INPI

  1. Filing10/26/81
  2. Publication05/31/83
  3. Examination03/07/84
  4. Allowance11/18/86
  5. Grant08/25/87
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. S. (pessoa física)

SP, BR

See this company's full portfolio

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

08/25/1987

RPI 879

Notificação para pagamento de retribuição

#13.1

03/31/1987

RPI 858

Deferimento

#9.1

11/18/1986

RPI 839

15.10

05/13/1986

RPI 812

Exigência - art. 36 da LPI

#6.1

10/08/1985

RPI 781

Conhecimento de parecer técnico

#7.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

03/07/1984

RPI 698

Publicação do pedido de patente

#3.1

05/31/1983

RPI 658

Pedido de patente depositado

#2.1

12/15/1981

RPI 582

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

Patent monitoring

Track this patent in real time.

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