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Official data from INPI

METODO DE PRODUCAO DE CIMENTO

Em AnáliseInvention Patent

Application data

Number

PI8101380

Type

Invention Patent

Filing

03/06/1980

Publication

-

Progress at the INPI

  1. Filing03/06/80
  2. Publication
  3. Examination09/20/83
  4. Allowance04/16/85
  5. Grant10/29/85
  6. Terminated05/24/88

The patent was granted on 10/29/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LECTROMELT CORP

Inventors

D. J. (pessoa física)

P. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

08/06/1985

RPI 772

Deferimento

#9.1

04/16/1985

RPI 756

Republicação - classificação IPC

#15.11

12/18/1984

RPI 739

Exigência - art. 36 da LPI

#6.1

09/04/1984

RPI 724

Solicitação de exame técnico

#4.1

09/20/1983

RPI 674

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