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Official data from INPI

APARELHO E PROCESSO PARA RETIRAR CONTAMINANTES EM FORMA DE CORDOALHA

Prazo de SigiloInvention Patent

Application data

Number

PI8806205

Type

Invention Patent

Filing

11/25/1988

Publication

07/24/1990

Progress at the INPI

  1. Filing11/25/88
  2. Publication07/24/90
  3. Abandoned01/08/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

B. F. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

US

155,176 · 02/11/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Arquivamento - Art. 36 §1° da LPI

#11.2

08/15/1995

RPI 1289

Exigência - art. 36 da LPI

#6.1

06/21/1994

RPI 1229

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

Publicação do pedido de patente

#3.1

07/24/1990

RPI 1025

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