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Official data from INPI

FECHO PLÁSTICO.

Em AnáliseUtility Model

Application data

Number

MU6000342

Type

Utility Model

Filing

03/31/1980

Publication

10/06/1981

Progress at the INPI

  1. Filing03/31/80
  2. Publication10/06/81
  3. Examination06/22/82
  4. Allowance08/02/83
  5. Grant02/28/84
  6. Invalidated06/11/85

The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.

Talk to a specialist

Latest action published by the INPI: 06/11/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AMEROPLAST INDÚSTRIA DE PLÁSTICOS LTDA

Inventors

R. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

200

06/11/1985

RPI 764

Pedido de licença voluntária

#17.1

11/13/1984

RPI 734

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

11/22/1983

RPI 683

Deferimento

#9.1

08/02/1983

RPI 667

Solicitação de exame técnico

#4.1

06/22/1982

RPI 609

Publicação do pedido de patente

#3.1

10/06/1981

RPI 572

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