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Official data from INPI

APARELHO PARA DETERMINACAO DE CARBONO E ENXOFRE

Em AnáliseInvention Patent

Application data

Number

PI8400628

Type

Invention Patent

Filing

02/09/1984

Publication

09/24/1985

Progress at the INPI

  1. Filing02/09/84
  2. Publication09/24/85
  3. Examination12/02/86
  4. Refused09/12/89
  5. Grant
  6. In force

The application was refused on 09/12/1989 and the appeal did not change the decision. The invention was never patented and 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

QUIMITRON IND E COMERCIO DE EQ [BR]

Inventors

U. S. (pessoa física)

V. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

09/12/1989

RPI 986

Petição de recurso

#12.2

01/17/1989

RPI 952

Indeferimento

#9.2

09/13/1988

RPI 934

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

15.18

05/10/1988

RPI 916

15.5

03/01/1988

RPI 906

15.5

11/03/1987

RPI 889

Pedido de certificado de adição de invenção

#5.1

04/14/1987

RPI 860

Solicitação de exame técnico

#4.1

12/02/1986

RPI 841

14.7

09/23/1986

RPI 831

Solicitação de exame não realizada

#4.2

02/12/1986

RPI 799

Publicação do pedido de patente

#3.1

09/24/1985

RPI 779

Pedido de patente depositado

#2.1

04/24/1984

RPI 705

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