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Official data from INPI

PROCESSO E DISPOSITIVO PARA MEDIR RAIOS GAMA EM UMA SONDAGEM

ConcedidaInvention Patent

Application data

Number

PI8103928

Type

Invention Patent

Filing

06/25/1980

Publication

03/09/1982

Progress at the INPI

  1. Filing06/25/80
  2. Publication03/09/82
  3. Examination03/13/84
  4. Allowance04/09/85
  5. Grant10/01/85
  6. Terminated08/07/90

The patent was granted on 10/01/1985 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: 10/01/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PRAD RES & DEV NV

Inventors

S. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

08/21/1984

RPI 722

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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