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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8304495

Type

Invention Patent

Filing

08/19/1983

Publication

10/02/1984

Progress at the INPI

  1. Filing08/19/83
  2. Publication10/02/84
  3. Examination04/23/85
  4. Refused05/09/89
  5. Grant
  6. In force

The application was refused on 05/09/1989 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: 05/09/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

05/09/1989

RPI 968

Petição de recurso

#12.2

11/22/1988

RPI 944

Indeferimento

#9.2

08/09/1988

RPI 929

Conhecimento de parecer técnico

#7.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

04/23/1985

RPI 757

Publicação antecipada

#3.2

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

10/25/1983

RPI 679

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