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Official data from INPI

DISPOSITIVO PARA COFRAGEM PERDIDA

Em AnáliseUtility Model

Application data

Number

MU6100021

Type

Utility Model

Filing

01/08/1981

Publication

-

Progress at the INPI

  1. Filing01/08/81
  2. Publication
  3. Examination
  4. Allowance06/12/84
  5. Grant11/27/84
  6. Terminated05/24/88

The patent was granted on 11/27/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. J. (pessoa física)

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Inventors

D. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Pedido de licença compulsória

#20.1

10/08/1985

RPI 781

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

10/02/1984

RPI 728

Deferimento

#9.1

06/12/1984

RPI 712

Conhecimento de parecer técnico

#7.1

11/22/1983

RPI 683

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