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Official data from INPI

REGISTRO PARA LÍQUIDOS

ConcedidaUtility Model
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Application data

Number

MU6200446

Type

Utility Model

Filing

04/06/1982

Publication

11/08/1983
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Progress at the INPI

  1. Filing04/06/82
  2. Publication11/08/83
  3. Examination01/31/84
  4. Allowance05/07/85
  5. Grant12/31/85
  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: 12/31/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Van Leer Embalagens Industriais do Brasil Ltda

SP, BR

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Inventors

E. A. (pessoa física)

Technical data

IPC Classification

F16K 5/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

01/15/1985

RPI 743

Solicitação de exame técnico

#4.1

01/31/1984

RPI 693

Publicação do pedido de patente

#3.1

11/08/1983

RPI 681

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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