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Official data from INPI

FELTRO COM EMENDA DE LACO, PARA USO NA SECAO DE PRENSA DE MAQUINAS DE PRODUCAO DE PAPEL, E PROCESSO DE SUA MANUFATURA

Em AnáliseInvention Patent
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Application data

Number

PI8306002

Type

Invention Patent

Filing

11/02/1982

Publication

06/05/1984
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Progress at the INPI

  1. Filing11/02/82
  2. Publication06/05/84
  3. Examination07/01/86
  4. Refused05/22/90
  5. Grant
  6. In force

The application was refused on 05/22/1990 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NORDISKAFILT AB [SE]

Inventors

L. E. (pessoa física)

N. S. (pessoa física)

Technical data

IPC Classification

D21F 7/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

11/07/1989

RPI 994

Indeferimento

#9.2

08/01/1989

RPI 980

Pedido de certificado de adição de invenção

#5.1

11/11/1986

RPI 838

Solicitação de exame técnico

#4.1

07/01/1986

RPI 819

Publicação do pedido de patente

#3.1

06/05/1984

RPI 711

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

111

05/22/1990

RPI 1019

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