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Official data from INPI

ELEMENTO PRIMÁRIO GALVÂNICO

Em AnáliseInvention Patent

Application data

Number

PI8503248

Type

Invention Patent

Filing

07/08/1985

Publication

03/25/1986

Progress at the INPI

  1. Filing07/08/85
  2. Publication03/25/86
  3. Examination11/03/87
  4. Allowance05/25/93
  5. Grant10/26/93
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 11/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. A. (pessoa física)

DE

See this company's full portfolio

Inventors

G. J. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P_34 25 170.7 · 07/09/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/03/1987

RPI 889

Publicação do pedido de patente

#3.1

03/25/1986

RPI 805

Pedido de patente depositado

#2.1

09/10/1985

RPI 777

Carta-patente expirada

#21.1

Patente extinta em 08/07/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

10/26/1993

RPI 1195

Deferimento

#9.1

05/25/1993

RPI 1173

Exigência - art. 36 da LPI

#6.1

10/06/1992

RPI 1140

Exigência - art. 36 da LPI

#6.1

12/03/1991

RPI 1096

Conhecimento de parecer técnico

#7.1

05/28/1991

RPI 1069

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