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Official data from INPI

Elemento de tamponamento

PublicadaUtility Model

Application data

Number

MU6900688

Type

Utility Model

Filing

05/08/1989

Publication

10/03/1989

Progress at the INPI

  1. Filing05/08/89
  2. Publication10/03/89
  3. Examination03/20/90
  4. Allowance04/13/93
  5. Grant11/30/93
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. S. (pessoa física)

SP, BR

Inventors

G. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

10/03/1989

RPI 989

Pedido de patente depositado

#2.1

07/04/1989

RPI 976

Carta-patente expirada

#21.1

Patente extinta em 08/05/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

11/30/1993

RPI 1200

Notificação para pagamento de retribuição

#13.1

08/03/1993

RPI 1183

Deferimento

#9.1

04/13/1993

RPI 1167

Solicitação de exame técnico

#4.1

03/20/1990

RPI 1010

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