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Official data from INPI

SISTEMA PARA PROVISÃO DE ABERTURAS E/OU ALOJAMENTOS INCORPORADOS EM ELEMENTOS ESTRUTURAIS CONCRETADOS.

ConcedidaInvention Patent

Application data

Number

PI8105480

Type

Invention Patent

Filing

08/27/1981

Publication

04/05/1983

Progress at the INPI

  1. Filing08/27/81
  2. Publication04/05/83
  3. Examination09/24/85
  4. Allowance09/30/86
  5. Grant04/26/88
  6. Terminated02/04/92

The patent was granted on 04/26/1988 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. T. (pessoa física)

Inventors

T. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Retificação

#15.6

01/12/1988

RPI 899

Alteração de numeração

#15.1

09/22/1987

RPI 883

Notificação para pagamento de retribuição

#13.1

03/04/1987

RPI 854

Deferimento

#9.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

09/24/1985

RPI 779

8.1

05/28/1985

RPI 762

Publicação do pedido de patente

#3.1

04/05/1983

RPI 650

Pedido de patente depositado

#2.1

10/06/1981

RPI 572

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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