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Official data from INPI

APERFEIÇOAMENTO EM LAVA-LOUÇA

Arquivada/ExtintaUtility Model

Application data

Number

MU7100369

Type

Utility Model

Filing

02/27/1991

Publication

08/27/1991

Progress at the INPI

  1. Filing02/27/91
  2. Publication08/27/91
  3. Examination10/29/91
  4. Allowance02/08/94
  5. Grant06/28/94
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Maxis Comercial Ltda

SP, BR

Inventors

E. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 27/02/2001

07/01/2008

RPI 1956

Concessão da patente

#16.1

06/28/1994

RPI 1230

Deferimento

#9.1

02/08/1994

RPI 1210

Solicitação de exame técnico

#4.1

10/29/1991

RPI 1091

Pedido de patente depositado

#2.1

08/27/1991

RPI 1082

Publicação antecipada

#3.2

08/27/1991

RPI 1082

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