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Official data from INPI

APARELHO PARA INDUZIR REDUCAO NA FREQUENCIA DAS ONDAS DO CEREBRO HUMANO

Em ExigênciaInvention Patent

Application data

Number

PI8503790

Type

Invention Patent

Filing

08/24/1984

Publication

05/20/1986

Progress at the INPI

  1. Filing08/24/84
  2. Publication05/20/86
  3. Abandoned07/19/88
  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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HAYASHIBARA KEN [JP]

Inventors

M. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

07/19/1988

RPI 926

Publicação do pedido de patente

#3.1

05/20/1986

RPI 813

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Arquivamento - Art. 36 §1° da LPI

#11.2

06/30/1992

RPI 1126

Republicação - classificação IPC

#15.11

11/05/1991

RPI 1092

Exigência - art. 36 da LPI

#6.1

09/03/1991

RPI 1083

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