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Official data from INPI

CONJUNTO DE DISPOSITIVO DE TAMPONAMENTO

ConcedidaUtility Model
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Application data

Number

MU6100338

Type

Utility Model

Filing

03/18/1981

Publication

10/26/1982
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Progress at the INPI

  1. Filing03/18/81
  2. Publication10/26/82
  3. Examination01/02/85
  4. Allowance09/15/87
  5. Grant05/31/88
  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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. P. (pessoa física)

Inventors

M. P. (pessoa física)

Technical data

IPC Classification

B65D 41/32

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/15/1987

RPI 882

Exigência - art. 36 da LPI

#6.1

02/17/1987

RPI 852

Exigência - art. 36 da LPI

#6.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

02/12/1986

RPI 799

Pedido de certificado de adição de invenção

#5.1

05/14/1985

RPI 760

Solicitação de exame técnico

#4.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

10/26/1982

RPI 627

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Pedido de licença compulsória

#20.1

10/09/1990

RPI 1036

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