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Official data from INPI

MÁQUINA DE SOLDA PARA SOLDADURA DE TALAS EM COMPONENTES DE CHAPA

Em AnáliseInvention Patent

Application data

Number

PI8601174

Type

Invention Patent

Filing

03/17/1986

Publication

11/25/1986

Progress at the INPI

  1. Filing03/17/86
  2. Publication11/25/86
  3. Examination03/24/87
  4. Allowance05/24/94
  5. Grant12/27/94
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 03/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Elpatronic AG

CH

See this company's full portfolio

Inventors

F. K. (pessoa física)

CH

O. S. (pessoa física)

CH

P. O. (pessoa física)

CH

Technical data

Priority claims

CH

1183/85 · 03/18/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/24/1987

RPI 857

Publicação do pedido de patente

#3.1

11/25/1986

RPI 840

Pedido de patente depositado

#2.1

10/07/1986

RPI 833

Carta-patente expirada

#21.1

Patente extinta em 17/03/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

12/27/1994

RPI 1256

Notificação para pagamento de retribuição

#13.1

09/27/1994

RPI 1243

Deferimento

#9.1

05/24/1994

RPI 1225

Exigência - art. 36 da LPI

#6.1

07/27/1993

RPI 1182

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