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Official data from INPI

SEM TITULO

ConcedidaUtility Model
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Application data

Number

MU6001797

Type

Utility Model

Filing

05/30/1980

Publication

11/11/1980
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Progress at the INPI

  1. Filing05/30/80
  2. Publication11/11/80
  3. Examination
  4. Allowance08/28/84
  5. Grant04/30/85
  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: 04/30/1985. 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

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

12/26/1984

RPI 740

Deferimento

#9.1

08/28/1984

RPI 723

15.10

07/24/1984

RPI 718

Exigência - art. 36 da LPI

#6.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

03/29/1983

RPI 649

Publicação antecipada

#3.2

11/11/1980

RPI 525

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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