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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6201805

Type

Utility Model

Filing

04/07/1982

Publication

11/16/1983

Progress at the INPI

  1. Filing04/07/82
  2. Publication11/16/83
  3. Examination02/14/84
  4. Allowance06/09/87
  5. Grant11/24/87
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 11/24/1987. 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

11/24/1987

RPI 892

Notificação para pagamento de retribuição

#13.1

09/29/1987

RPI 884

Deferimento

#9.1

06/09/1987

RPI 868

15.10

12/23/1986

RPI 844

Exigência - art. 36 da LPI

#6.1

03/04/1986

RPI 802

Conhecimento de parecer técnico

#7.1

09/25/1984

RPI 727

Solicitação de exame técnico

#4.1

02/14/1984

RPI 695

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

06/01/1982

RPI 606

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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