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Official data from INPI

PROCESSO, E CÉLULA ELETROLÍTICA , PARA A FABRICAÇÃO DE FORMIATO DE ÍNDIO

PublicadaInvention Patent

Application data

Number

PI8900049

Type

Invention Patent

Filing

01/06/1989

Publication

08/22/1989

Progress at the INPI

  1. Filing01/06/89
  2. Publication08/22/89
  3. Examination08/13/91
  4. Allowance08/18/98
  5. Grant12/29/98
  6. Expired12/18/12

The letters patent expired on 12/18/2012: 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. V. (pessoa física)

FR

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Inventors

J. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8800131 · 01/08/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/22/1989

RPI 983

Pedido de patente depositado

#2.1

02/21/1989

RPI 957

Carta-patente expirada

#21.1

Patente extinta em 06/01/2009

12/18/2012

RPI 2189

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

08/18/1998

RPI 1443

Exigência - art. 36 da LPI

#6.1

01/06/1998

RPI 1411

Solicitação de exame técnico

#4.1

08/13/1991

RPI 1080

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