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Official data from INPI

METODO LEVANDO EM CONTA A RADIACAO REFLETIDA PARA DETERMINAR INTENSIDADES DE RADIACOES DE AMOSTRAS ANALISADAS

ConcedidaInvention Patent

Application data

Number

PI8401416

Type

Invention Patent

Filing

03/23/1983

Publication

11/06/1984

Progress at the INPI

  1. Filing03/23/83
  2. Publication11/06/84
  3. Examination03/05/85
  4. Allowance02/17/87
  5. Grant09/29/87
  6. Terminated06/06/95

The patent was granted on 09/29/1987 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OUTOKUMPU OY [FI]

Inventors

L. J. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

06/23/1987

RPI 870

Deferimento

#9.1

02/17/1987

RPI 852

Exigência - art. 36 da LPI

#6.1

07/15/1986

RPI 821

Solicitação de exame técnico

#4.1

03/05/1985

RPI 750

Publicação do pedido de patente

#3.1

11/06/1984

RPI 733

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

Anuidade - prazo legal encerrado

#18.2

06/06/1995

RPI 1279

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