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Official data from INPI

PROCESSO PARA CLASSIFICAR MATERIAL TRITURADO E MOINHO A CILINDROS VERTICAL.

Em AnáliseInvention Patent

Application data

Number

PI8301857

Type

Invention Patent

Filing

04/12/1983

Publication

12/20/1983

Progress at the INPI

  1. Filing04/12/83
  2. Publication12/20/83
  3. Examination04/03/84
  4. Allowance10/14/86
  5. Grant06/30/87
  6. Terminated05/24/88

The patent was granted on 06/30/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F.L. Smidth, S.A., Comércio e Indústria.

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Inventors

P. L. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8210767 · 04/13/1982

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

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Conhecimento de parecer técnico

#7.1

01/07/1986

RPI 794

6.2

03/12/1985

RPI 751

Solicitação de exame técnico

#4.1

04/03/1984

RPI 702

Publicação do pedido de patente

#3.1

12/20/1983

RPI 687

Pedido de patente depositado

#2.1

05/24/1983

RPI 657

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