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Official data from INPI

MÁQUINA-FERRAMENTA.

Em AnáliseInvention Patent

Application data

Number

PI8100749

Type

Invention Patent

Filing

02/06/1981

Publication

-

Progress at the INPI

  1. Filing02/06/81
  2. Publication
  3. Examination10/13/81
  4. Allowance12/13/83
  5. Grant06/26/84
  6. Terminated06/21/88

The patent was granted on 06/26/1984 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Werkzeugmaschinenfabrik Oerlikon-Buhrle AG

CH

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Inventors

M. W. (pessoa física)

W. H. (pessoa física)

Technical data

IPC Classification

Priority claims

CH

1 015/80 · 02/08/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

06/26/1984

RPI 714

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

10/13/1981

RPI 573

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B23Q 1/10.

03/27/2018

RPI 2464

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