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Official data from INPI

DISPOSICAO CONSTRUTIVA EM CAIXA PARA RADIO DE PILHAS

ConcedidaUtility Model
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Application data

Number

MU6402063

Type

Utility Model

Filing

12/12/1984

Publication

03/26/1985
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Progress at the INPI

  1. Filing12/12/84
  2. Publication03/26/85
  3. Examination06/18/85
  4. Allowance10/13/87
  5. Grant06/28/88
  6. Expired06/13/95

The letters patent expired on 06/13/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IRMAOS VITALE S A IND E COMERC [BR]

Inventors

V. C. (pessoa física)

Technical data

IPC Classification

H04B 1/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

02/09/1988

RPI 903

Deferimento

#9.1

10/13/1987

RPI 886

Exigência - art. 36 da LPI

#6.1

01/13/1987

RPI 847

Pedido de certificado de adição de invenção

#5.1

11/19/1985

RPI 787

Solicitação de exame técnico

#4.1

06/18/1985

RPI 765

Pedido de patente depositado

#2.1

03/26/1985

RPI 753

Publicação antecipada

#3.2

03/26/1985

RPI 753

Carta-patente expirada

#21.1

06/13/1995

RPI 1280

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