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Official data from INPI

MÁQUINA DE LAVAR ROUPAS AUTOMÁTICA, PROCESSO PARA OPERÁ-LA E SISTEMA DE TRANSMISSÃO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000001

Type

Invention Patent

Filing

01/02/1990

Publication

10/09/1990

Progress at the INPI

  1. Filing01/02/90
  2. Publication10/09/90
  3. Examination06/30/92
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Expired05/11/10

The letters patent expired on 05/11/2010: 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: 05/11/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

D. W. (pessoa física)

US

J. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

292.823 · 01/03/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 02/01/2005

05/11/2010

RPI 2053

Concessão da patente

#16.1

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

06/30/1992

RPI 1126

Publicação do pedido de patente

#3.1

10/09/1990

RPI 1036

Pedido de patente depositado

#2.1

06/05/1990

RPI 1021

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