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Official data from INPI

TIRANTE PARA FORMAS DE CONCRETO

Em AnáliseInvention Patent

Application data

Number

PI8002868

Type

Invention Patent

Filing

05/09/1980

Publication

12/29/1981

Progress at the INPI

  1. Filing05/09/80
  2. Publication12/29/81
  3. Examination05/24/83
  4. Allowance05/22/84
  5. Grant02/26/85
  6. Terminated06/21/88

The patent was granted on 02/26/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. L. (pessoa física)

Inventors

P. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Cessão de direito de exploração

#22.1

12/10/1985

RPI 790

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Conhecimento de parecer técnico

#7.1

11/08/1983

RPI 681

Solicitação de exame técnico

#4.1

05/24/1983

RPI 657

Publicação do pedido de patente

#3.1

12/29/1981

RPI 584

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