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Official data from INPI

ARTIGO CONFORMADO SEM PELE, FIBRA OCA SEM PELE, PROCESSO DE PREPARAÇÃO DE ARTIGO CONFORMADO SEM PELE, PROCESSO PARA PREPARAÇÃO DE FIBRA OCA SEM PELE, FIBRAS MACIÇAS, FIBRAS OCAS, FILTRO DE CIGARROS E DISPOSITIVOS PARA EFETUAR EXTRUSÃO DE SOLUÇÃO DE FIAÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8602509

Type

Invention Patent

Filing

05/30/1986

Publication

01/27/1987

Progress at the INPI

  1. Filing05/30/86
  2. Publication01/27/87
  3. Examination03/21/89
  4. Allowance
  5. Grant
  6. In force

Published on 01/27/1987, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 03/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

US

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Inventors

C. B. (pessoa física)

US

Technical data

Priority claims

US

739.946 · 05/31/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/21/1989

RPI 961

Publicação do pedido de patente

#3.1

01/27/1987

RPI 849

Pedido de patente depositado

#2.1

12/09/1986

RPI 842

Retificação

#15.3

05/28/1991

RPI 1069

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