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Official data from INPI

APERFEICOAMENTO EM E REFERENTE A PROCESSO DE MACERACAO DE ARROZ E OUTROS CEREAIS,E MAQUINA PARA SUA EXECUCAO

Em AnáliseInvention Patent

Application data

Number

PI7705263

Type

Invention Patent

Filing

08/09/1977

Publication

-

Progress at the INPI

  1. Filing08/09/77
  2. Publication
  3. Examination
  4. Allowance04/06/82
  5. Grant02/28/84
  6. Terminated08/28/90

The patent was granted on 02/28/1984 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: 10/02/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LEITZKE METALURG LTD

Inventors

L. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

10/02/1984

RPI 728

Pedido de licença voluntária

#17.1

05/02/1984

RPI 706

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

10/25/1983

RPI 679

110

07/26/1983

RPI 666

Recurso

#12.1

08/17/1982

RPI 617

Deferimento

#9.1

04/06/1982

RPI 598

Anuidade - prazo legal encerrado

#18.2

08/28/1990

RPI 1030

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