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Official data from INPI

ELETRODO DESTINADO ESPECIALMENTE A EXAMES POR MEIO DE ELETROCARDIOGRAMAS E CHAPA DE ELETRODO

Em AnáliseInvention Patent

Application data

Number

PI8405422

Type

Invention Patent

Filing

10/25/1984

Publication

09/03/1985

Progress at the INPI

  1. Filing10/25/84
  2. Publication09/03/85
  3. Examination10/06/87
  4. Allowance12/03/91
  5. Grant08/25/92
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. A. (pessoa física)

SE

Inventors

S. L. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8305947 · 10/28/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Publicação do pedido de patente

#3.1

09/03/1985

RPI 776

Pedido de patente depositado

#2.1

01/08/1985

RPI 742

Carta-patente expirada

#21.1

Patente extinta em 25/10/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

04/21/1992

RPI 1116

Deferimento

#9.1

12/03/1991

RPI 1096

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