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Official data from INPI

SEM TITULO

ConcedidaUtility Model
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Application data

Number

MU6001851

Type

Utility Model

Filing

10/07/1980

Publication

-
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Progress at the INPI

  1. Filing10/07/80
  2. Publication
  3. Examination
  4. Allowance06/09/87
  5. Grant11/24/87
  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: 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

E06B 7/23

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

Exigência - art. 36 da LPI

#6.1

05/21/1985

RPI 761

Conhecimento de parecer técnico

#7.1

10/11/1983

RPI 677

6.2

05/31/1983

RPI 658

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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