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Official data from INPI

GERADOR DE ESPUMA POR BORBULHAMENTO

Em AnáliseUtility Model

Application data

Number

MU6401926

Type

Utility Model

Filing

11/20/1984

Publication

06/17/1986

Progress at the INPI

  1. Filing11/20/84
  2. Publication06/17/86
  3. Examination09/02/86
  4. Allowance11/01/88
  5. Grant05/29/90
  6. Expired01/31/95

The letters patent expired on 01/31/1995: 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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. G. (pessoa física)

SP, BR

Inventors

S. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Exigência - art. 36 da LPI

#6.1

06/07/1988

RPI 920

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

06/17/1986

RPI 817

Pedido de patente depositado

#2.1

03/05/1985

RPI 750

Carta-patente expirada

#21.1

01/31/1995

RPI 1261

Concessão da patente

#16.1

05/29/1990

RPI 1020

15.5

02/06/1990

RPI 1005

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