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Official data from INPI

AGITADOR PARA MÁQUINA DE LAVAR ROUPA

Em AnáliseInvention Patent

Application data

Number

PI8605463

Type

Invention Patent

Filing

10/31/1986

Publication

06/23/1987

Progress at the INPI

  1. Filing10/31/86
  2. Publication06/23/87
  3. Examination08/29/89
  4. Allowance02/19/91
  5. Grant07/30/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used 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

ARNO SA [BR]

See this company's full portfolio

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

12/05/1989

RPI 998

Solicitação de exame técnico

#4.1

08/29/1989

RPI 984

Publicação antecipada

#3.2

06/23/1987

RPI 870

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Carta-patente expirada

#21.1

Patente extinta em 31/10/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

07/30/1991

RPI 1078

Deferimento

#9.1

02/19/1991

RPI 1055

Exigência - art. 36 da LPI

#6.1

09/25/1990

RPI 1034

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