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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6302043

Type

Utility Model

Filing

07/26/1983

Publication

03/13/1984

Progress at the INPI

  1. Filing07/26/83
  2. Publication03/13/84
  3. Examination05/22/84
  4. Allowance12/08/87
  5. Grant12/27/88
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 12/27/1988. 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

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

07/12/1988

RPI 925

Deferimento

#9.1

12/08/1987

RPI 894

Retificação

#15.6

09/29/1987

RPI 884

15.4

06/09/1987

RPI 868

15.10

10/07/1986

RPI 833

Conhecimento de parecer técnico

#7.1

06/11/1985

RPI 764

Solicitação de exame técnico

#4.1

05/22/1984

RPI 709

Publicação antecipada

#3.2

03/13/1984

RPI 699

Pedido de patente depositado

#2.1

10/04/1983

RPI 676

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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