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Official data from INPI

ALÇA DE TRANSPORTE PARA UM ACUMULADOR ELÉTRICO E ELEMENTO RECIPIENTE DE UM ACUMULADOR ELÉTRICO.

Em AnáliseInvention Patent

Application data

Number

PI7904796

Type

Invention Patent

Filing

07/26/1979

Publication

-

Progress at the INPI

  1. Filing07/26/79
  2. Publication
  3. Examination03/22/83
  4. Allowance04/24/84
  5. Grant10/30/84
  6. Expired06/21/94

The letters patent expired on 06/21/1994: 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: 03/10/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lucas Industries Limited.

GB

See this company's full portfolio

Inventors

E. M. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

03/10/1987

RPI 855

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/21/1984

RPI 722

Deferimento

#9.1

04/24/1984

RPI 705

Exigência - art. 36 da LPI

#6.1

11/08/1983

RPI 681

Solicitação de exame técnico

#4.1

03/22/1983

RPI 648

Carta-patente expirada

#21.1

06/21/1994

RPI 1229

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