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Official data from INPI

FECHO CORREDIÇO.

Em AnáliseInvention Patent

Application data

Number

PI8501459

Type

Invention Patent

Filing

03/26/1985

Publication

11/26/1985

Progress at the INPI

  1. Filing03/26/85
  2. Publication11/26/85
  3. Examination04/15/86
  4. Refused01/12/93
  5. Grant
  6. In force

The application was refused on 01/12/1993 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. K. (pessoa física)

JP

See this company's full portfolio

Inventors

Y. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

59-45465 · 03/28/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

12/05/1989

RPI 998

6.2

02/14/1989

RPI 956

Solicitação de exame técnico

#4.1

04/15/1986

RPI 808

Publicação do pedido de patente

#3.1

11/26/1985

RPI 788

Pedido de patente depositado

#2.1

06/18/1985

RPI 765

111

01/12/1993

RPI 1154

Petição de recurso

#12.2

02/19/1991

RPI 1055

Indeferimento

#9.2

10/09/1990

RPI 1036

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