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Official data from INPI

SEM TITULO

ConcedidaUtility Model
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Application data

Number

MU6101932

Type

Utility Model

Filing

06/05/1981

Publication

12/22/1981
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Progress at the INPI

  1. Filing06/05/81
  2. Publication12/22/81
  3. Examination03/09/82
  4. Allowance09/10/85
  5. Grant04/29/86
  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: 04/29/1986. 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

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

15.10

08/20/1985

RPI 774

Exigência - art. 36 da LPI

#6.1

04/09/1985

RPI 755

Republicação - classificação IPC

#15.11

09/04/1984

RPI 724

Conhecimento de parecer técnico

#7.1

08/28/1984

RPI 723

Conhecimento de parecer técnico

#7.1

03/07/1984

RPI 698

Solicitação de exame técnico

#4.1

03/09/1982

RPI 594

Publicação antecipada

#3.2

12/22/1981

RPI 583

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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