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Official data from INPI

Processo para a produção de um eletrodo de fio metálico e eletrodo de fio metálico

Arquivada/ExtintaInvention Patent

Application data

Number

PI9601113

Type

Invention Patent

Filing

03/25/1996

Publication

01/06/1998

Progress at the INPI

  1. Filing03/25/96
  2. Publication01/06/98
  3. Examination
  4. Allowance01/30/01
  5. Grant06/12/01
  6. Expired05/03/16

The letters patent expired on 05/03/2016: 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: 05/03/2016. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Berkenhoff GMBH

DE

See this company's full portfolio

Inventors

B. B. (pessoa física)

DE

H. H. (pessoa física)

DE

H. G. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

195 10 740.3 · 03/24/1995

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/03/2016

05/03/2016

RPI 2365

Concessão da patente

#16.1

06/12/2001

RPI 1588

Deferimento

#9.1

01/30/2001

RPI 1569

Publicação do pedido de patente

#3.1

01/06/1998

RPI 1411

Pedido de patente depositado

#2.1

04/30/1996

RPI 1326

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