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Official data from INPI

ESPIRAL DE CONCENTRACAO

IndeferidaInvention Patent

Application data

Number

PI8306076

Type

Invention Patent

Filing

11/04/1983

Publication

01/17/1984

Progress at the INPI

Under appeal
  1. Filing11/04/83
  2. Publication01/17/84
  3. Examination06/12/84
  4. Refused06/02/87
  5. Grant
  6. In force

The application was refused by the INPI on 06/02/1987. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/02/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. G. (pessoa física)

Inventors

U. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/02/1987

RPI 867

Republicação - classificação IPC

#15.11

05/05/1987

RPI 863

Conhecimento de parecer técnico

#7.1

08/05/1986

RPI 824

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

Solicitação de exame técnico

#4.1

06/12/1984

RPI 712

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

Publicação antecipada

#3.2

01/17/1984

RPI 691

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