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Official data from INPI

PROCESSO PARA SEPARAÇÃO DE LÍQUIDO DE FASE DISPERSA DO LÍQUIDO DA FASE VOLUME EM MISTURA LÍQUIDO-LÍQUIDO, PROCESSO DE SEPARAR ÓLEO DE ÁGUA OLEOSA, SISTEMA DE SEPARAÇÃO DE LÍQUIDO-LÍQUIDO, SISTEMA DE SEPARAÇÃO DE ÁGUA OLEOSA E APARELHO DE AMOSTRAGEM

Prazo de SigiloInvention Patent

Application data

Number

PI8903180

Type

Invention Patent

Filing

06/28/1989

Publication

02/13/1990

Progress at the INPI

  1. Filing06/28/89
  2. Publication02/13/90
  3. Abandoned12/04/90
  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.

Talk to a specialist

Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Conoco Inc

US

See this company's full portfolio

Inventors

D. F. (pessoa física)

E. S. (pessoa física)

J. S. (pessoa física)

Technical data

IPC Classification

Priority claims

US

213.196 · 06/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/24/1989

RPI 992

Arquivamento - Art. 36 §1° da LPI

#11.2

09/19/1995

RPI 1294

Exigência - art. 36 da LPI

#6.1

12/20/1994

RPI 1255

Solicitação de exame técnico

#4.1

12/04/1990

RPI 1044

Publicação do pedido de patente

#3.1

02/13/1990

RPI 1006

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