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Official data from INPI

APERFEICOAMENTO EM VEDACAO DE BOCA DE VASOS

ConcedidaUtility Model

Application data

Number

MU6402153

Type

Utility Model

Filing

12/28/1984

Publication

04/23/1985

Progress at the INPI

  1. Filing12/28/84
  2. Publication04/23/85
  3. Examination07/23/85
  4. Allowance09/08/87
  5. Grant05/31/88
  6. Expired06/13/95

The letters patent expired on 06/13/1995: 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SUBIROS & CIA LTDA [BR]

Inventors

D. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Republicação - classificação IPC

#15.11

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

02/17/1987

RPI 852

Solicitação de exame técnico

#4.1

07/23/1985

RPI 770

Publicação antecipada

#3.2

04/23/1985

RPI 757

Pedido de patente depositado

#2.1

04/02/1985

RPI 754

Carta-patente expirada

#21.1

06/13/1995

RPI 1280

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