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Official data from INPI

DISPOSITIVO DE FECHAMENTO HERMETICO E DE SEGURANCA CONTRA VIOLACOES PARA EMBALAGENS

Em AnáliseUtility Model

Application data

Number

MU5900760

Type

Utility Model

Filing

06/06/1979

Publication

-

Progress at the INPI

  1. Filing06/06/79
  2. Publication
  3. Examination09/08/82
  4. Allowance08/02/83
  5. Grant08/27/85
  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.

Talk to a specialist

Latest action published by the INPI: 03/10/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. W. (pessoa física)

Inventors

S. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

03/10/1987

RPI 855

Pedido de licença voluntária

#17.1

09/30/1986

RPI 832

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

110

12/18/1984

RPI 739

Republicação - classificação IPC

#15.11

09/25/1984

RPI 727

120

05/15/1984

RPI 708

Recurso

#12.1

11/08/1983

RPI 681

Deferimento

#9.1

08/02/1983

RPI 667

Republicação - classificação IPC

#15.11

07/26/1983

RPI 666

Solicitação de exame técnico

#4.1

09/08/1982

RPI 620

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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