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Official data from INPI

PURIFICADOR E REFRIGERADOR DE ÁGUA PARA USO DOMÉSTICO.

Em AnáliseInvention Patent

Application data

Number

PI8907919

Type

Invention Patent

Filing

04/18/1989

Publication

08/15/1989

Progress at the INPI

  1. Filing04/18/89
  2. Publication08/15/89
  3. Examination08/29/89
  4. Allowance08/25/98
  5. Grant12/29/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brasfilter Indústria e Comércio Ltda

SP, BR

See this company's full portfolio

Inventors

A. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/29/1989

RPI 984

Publicação antecipada

#3.2

08/15/1989

RPI 982

Pedido de patente depositado

#2.1

05/30/1989

RPI 971

Carta-patente expirada

#21.1

Patente extinta em 18/04/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

08/25/1998

RPI 1444

15.20

04/18/1995

RPI 1272

15.10

03/14/1995

RPI 1267

Conhecimento de parecer técnico

#7.1

07/26/1994

RPI 1234

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