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Official data from INPI

DISPOSITIVO PARA QUEBRAR MATERIAL DURO

ConcedidaInvention Patent

Application data

Number

PI8006635

Type

Invention Patent

Filing

10/23/1979

Publication

-

Progress at the INPI

  1. Filing10/23/79
  2. Publication
  3. Examination05/17/83
  4. Allowance12/13/83
  5. Grant07/31/84
  6. Terminated09/25/90

The patent was granted on 07/31/1984 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: 07/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CERAC INST SA [CH]

Inventors

E. B. (pessoa física)

Z. A. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

04/10/1984

RPI 703

Deferimento

#9.1

12/13/1983

RPI 686

Solicitação de exame técnico

#4.1

05/17/1983

RPI 656

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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