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Official data from INPI

APERFEIÇOAMENTO INTRODUZIDO EM ESCADA DOMÉSTICA DE ARMAR

Em AnáliseInvention Patent

Application data

Number

PI8306558

Type

Invention Patent

Filing

11/25/1983

Publication

10/02/1984

Progress at the INPI

  1. Filing11/25/83
  2. Publication10/02/84
  3. Examination12/11/84
  4. Allowance12/12/89
  5. Grant04/24/90
  6. Terminated05/09/95

The patent was granted on 04/24/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. A. (pessoa física)

SP, BR

Inventors

E. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

100

12/12/1989

RPI 999

Petição de recurso

#12.2

02/08/1989

RPI 955

Indeferimento

#9.2

11/01/1988

RPI 941

Conhecimento de parecer técnico

#7.1

12/08/1987

RPI 894

Solicitação de exame técnico

#4.1

12/11/1984

RPI 738

Publicação antecipada

#3.2

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

02/14/1984

RPI 695

Anuidade - prazo legal encerrado

#18.2

05/09/1995

RPI 1275

Concessão da patente

#16.1

04/24/1990

RPI 1015

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