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Official data from INPI

APARELHO E PROCESSO DE SOLDAGEM POR ONDA

Em AnáliseInvention Patent
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Application data

Number

PI8601972

Type

Invention Patent

Filing

05/02/1986

Publication

01/06/1987
View on INPI

Progress at the INPI

  1. Filing05/02/86
  2. Publication01/06/87
  3. Examination03/07/89
  4. Allowance04/04/95
  5. Grant12/26/95
  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.

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Latest action published by the INPI: 03/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Electrovert Limited

CA

Inventors

C. D. (pessoa física)

CA

Technical data

IPC Classification

H05K 3/34

Priority claims

CA

494,984 · 11/08/1985

GB

8511280 · 05/03/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/07/1989

RPI 959

Publicação do pedido de patente

#3.1

01/06/1987

RPI 846

Pedido de patente depositado

#2.1

11/04/1986

RPI 837

Carta-patente expirada

#21.1

Patente extinta em 02/05/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

12/26/1995

RPI 1308

Notificação para pagamento de retribuição

#13.1

09/05/1995

RPI 1292

Deferimento

#9.1

04/04/1995

RPI 1270

Exigência - art. 36 da LPI

#6.1

10/04/1994

RPI 1244

Exigência - art. 36 da LPI

#6.1

02/08/1994

RPI 1210

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