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Official data from INPI

SEM TITULO

ConcedidaUtility Model
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Application data

Number

MU6201799

Type

Utility Model

Filing

05/13/1982

Publication

12/20/1983
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Progress at the INPI

  1. Filing05/13/82
  2. Publication12/20/83
  3. Examination08/07/84
  4. Allowance03/17/87
  5. Grant09/29/87
  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.

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Latest action published by the INPI: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

No applicants.

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

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

07/14/1987

RPI 873

Deferimento

#9.1

03/17/1987

RPI 856

15.10

11/18/1986

RPI 839

Exigência - art. 36 da LPI

#6.1

02/12/1986

RPI 799

Conhecimento de parecer técnico

#7.1

07/02/1985

RPI 767

Solicitação de exame técnico

#4.1

08/07/1984

RPI 720

Publicação do pedido de patente

#3.1

12/20/1983

RPI 687

Pedido de patente depositado

#2.1

06/29/1982

RPI 610

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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