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Official data from INPI

FITA METÁLICA, FITA METÁLICA DE FERRO NIQUELADO E ELETRODO DE CÁTODO FRIO

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904559

Type

Invention Patent

Filing

09/11/1989

Publication

04/24/1990

Progress at the INPI

  1. Filing09/11/89
  2. Publication04/24/90
  3. Examination02/19/91
  4. Allowance06/25/96
  5. Grant04/29/97
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

IT

See this company's full portfolio

Inventors

E. R. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

21900 A/88 · 09/12/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/09/2004

12/22/2009

RPI 2033

Alteração de sede deferida

#25.7

Alterada a sede conforme petição INPI/RJ nº016330 de 30/07/97.

11/10/1998

RPI 1453

Concessão da patente

#16.1

04/29/1997

RPI 1378

Deferimento

#9.1

06/25/1996

RPI 1334

Exigência - art. 36 da LPI

#6.1

12/19/1995

RPI 1307

Solicitação de exame técnico

#4.1

02/19/1991

RPI 1055

Publicação do pedido de patente

#3.1

04/24/1990

RPI 1015

Pedido de patente depositado

#2.1

03/27/1990

RPI 1011

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