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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6501221

Type

Utility Model

Filing

08/22/1985

Publication

03/31/1987

Progress at the INPI

  1. Filing08/22/85
  2. Publication03/31/87
  3. Examination07/07/87
  4. Allowance04/12/88
  5. Grant10/25/88
  6. Expired10/03/95

The letters patent expired on 10/03/1995: 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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. G. (pessoa física)

SP, BR

Inventors

G. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

07/07/1987

RPI 872

Publicação do pedido de patente

#3.1

03/31/1987

RPI 858

Pedido de patente depositado

#2.1

11/05/1985

RPI 785

Carta-patente expirada

#21.1

10/03/1995

RPI 1296

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