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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6302047

Type

Utility Model

Filing

04/18/1983

Publication

09/27/1983

Progress at the INPI

  1. Filing04/18/83
  2. Publication09/27/83
  3. Examination11/29/83
  4. Allowance07/21/87
  5. Grant04/26/88
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

11/24/1987

RPI 892

Deferimento

#9.1

07/21/1987

RPI 874

15.10

03/04/1987

RPI 854

Exigência - art. 36 da LPI

#6.1

07/01/1986

RPI 819

14.1

07/16/1985

RPI 769

Conhecimento de parecer técnico

#7.1

05/21/1985

RPI 761

Solicitação de exame técnico

#4.1

11/29/1983

RPI 684

Publicação antecipada

#3.2

09/27/1983

RPI 675

Pedido de patente depositado

#2.1

06/07/1983

RPI 659

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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