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Official data from INPI

SUPERFICIE ESTENDIDA PARA ABSORVER RADIACAO

Em AnáliseInvention Patent

Application data

Number

PI7705282

Type

Invention Patent

Filing

08/09/1977

Publication

-

Progress at the INPI

  1. Filing08/09/77
  2. Publication
  3. Examination
  4. Allowance11/30/82
  5. Grant09/27/83
  6. Terminated12/15/87

The patent was granted on 09/27/1983 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. J. (pessoa física)

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

09/27/1983

RPI 675

Notificação para pagamento de retribuição

#13.1

05/10/1983

RPI 655

Deferimento

#9.1

11/30/1982

RPI 632

8.1

06/01/1982

RPI 606

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