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Official data from INPI

COMPOSICAO DE MATERIA SOLUVEL EM HIDROCARBONETOS SOLVENTES E PROCESSO PARA PREPARACAO DE SOLUCAO DE HIDROCARBONETO

Em ExigênciaInvention Patent

Application data

Number

PI8401314

Type

Invention Patent

Filing

03/22/1983

Publication

10/30/1984

Progress at the INPI

  1. Filing03/22/83
  2. Publication10/30/84
  3. Abandoned08/05/86
  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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEXAS ALKYLS INC [US]

Inventors

F. W. (pessoa física)

M. B. (pessoa física)

S. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

09/12/1989

RPI 986

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

10/30/1984

RPI 732

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

Arquivamento - Art. 36 §1° da LPI

#11.2

04/10/1990

RPI 1013

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