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Official data from INPI

PROCESSO PARA DESPARAFINAÇÃO CATALÍTICA

Em AnáliseInvention Patent

Application data

Number

PI8501129

Type

Invention Patent

Filing

03/14/1985

Publication

11/05/1985

Progress at the INPI

Technical opinion to answer
  1. Filing03/14/85
  2. Publication11/05/85
  3. Examination12/08/87
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

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Inventors

A. C. (pessoa física)

US

J. H. (pessoa física)

US

R. J. (pessoa física)

US

S. O. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

590.926 · 03/19/1984

US

591.093 · 03/19/1984

US

591.094 · 03/19/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

02/23/1988

RPI 905

Solicitação de exame técnico

#4.1

12/08/1987

RPI 894

Publicação do pedido de patente

#3.1

11/05/1985

RPI 785

Pedido de patente depositado

#2.1

06/04/1985

RPI 763

Retificação

#15.3

06/25/1991

RPI 1073

Conhecimento de parecer técnico

#7.1

07/31/1990

RPI 1026

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