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Official data from INPI

APARELHO PARA CALCINACAO DE MATERIAL REFRATARIO BRUTO

Em AnáliseInvention Patent

Application data

Number

PI8009032

Type

Invention Patent

Filing

01/25/1980

Publication

12/01/1981

Progress at the INPI

  1. Filing01/25/80
  2. Publication12/01/81
  3. Examination09/13/83
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated07/12/88

The patent was granted on 07/30/1985 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. J. (pessoa física)

Inventors

N. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Notificação de entrada na fase nacional - PCT

#1.3

12/01/1981

RPI 580

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