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Official data from INPI

SINALIZADOR SEQUENCIAL

Em AnáliseUtility Model

Application data

Number

MU6700270

Type

Utility Model

Filing

02/09/1987

Publication

07/21/1987

Progress at the INPI

  1. Filing02/09/87
  2. Publication07/21/87
  3. Examination09/01/87
  4. Allowance06/12/90
  5. Grant02/26/91
  6. Expired09/18/01

The letters patent expired on 09/18/2001: 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: 09/01/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústria Eletrônica Bergson Ltda.

SP, BR

Inventors

J. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/01/1987

RPI 880

Publicação antecipada

#3.2

07/21/1987

RPI 874

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Carta-patente expirada

#21.1

Patente extinta em 09/02/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/18/2001

RPI 1602

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

09/25/1990

RPI 1034

Deferimento

#9.1

06/12/1990

RPI 1022

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