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Official data from INPI

COLETOR DE FLUXO DE LIQUIDO PARA TORRE DE PROCESSO QUIMICO

Em AnáliseInvention Patent

Application data

Number

PI8206696

Type

Invention Patent

Filing

11/18/1981

Publication

10/04/1983

Progress at the INPI

  1. Filing11/18/81
  2. Publication10/04/83
  3. Abandoned12/31/85
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

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Inventors

H. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

12/15/1987

RPI 895

6.2

11/25/1986

RPI 840

Solicitação de exame técnico

#4.1

12/31/1985

RPI 793

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/11/1983

RPI 638

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