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Official data from INPI

SIFÃO COMBINADO

Prazo de SigiloUtility Model

Application data

Number

MU6802875

Type

Utility Model

Filing

11/28/1988

Publication

07/24/1990

Progress at the INPI

  1. Filing11/28/88
  2. Publication07/24/90
  3. Examination10/27/92
  4. Allowance08/02/94
  5. Grant05/30/95
  6. Expired09/25/01

The letters patent expired on 09/25/2001: 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: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. M. (pessoa física)

SP, BR

Inventors

D. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/04/1989

RPI 963

Carta-patente expirada

#21.1

Patente extinta em 28/11/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

11/29/1994

RPI 1252

Deferimento

#9.1

08/02/1994

RPI 1235

15.10

05/17/1994

RPI 1224

Conhecimento de parecer técnico

#7.1

11/03/1993

RPI 1196

Solicitação de exame técnico

#4.1

10/27/1992

RPI 1143

Publicação do pedido de patente

#3.1

07/24/1990

RPI 1025

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