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

INDICADOR ELETRÔNICO DO ESTADO DE CARGA DA BATERIA DE UM VEÍCULO AUTOMOTOR

Em AnáliseInvention Patent

Application data

Number

PI8700384

Type

Invention Patent

Filing

01/28/1987

Publication

08/09/1988

Progress at the INPI

  1. Filing01/28/87
  2. Publication08/09/88
  3. Examination10/25/88
  4. Allowance12/10/91
  5. Grant08/25/92
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Motors do Brasil Ltda

SP, BR

See this company's full portfolio

Inventors

M. B. (pessoa física)

BR

S. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/25/1988

RPI 940

Publicação do pedido de patente

#3.1

08/09/1988

RPI 929

Pedido de patente depositado

#2.1

06/02/1987

RPI 867

Carta-patente expirada

#21.1

Patente extinta em 28/01/2002

07/29/2008

RPI 1960

Republicação - classificação IPC

#15.11

10/06/1992

RPI 1140

Concessão da patente

#16.1

08/25/1992

RPI 1134

Deferimento

#9.1

12/10/1991

RPI 1097

Related

From the same holder

Same category

Patent monitoring

Track this patent in real time.

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