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Official data from INPI

CONJUNTO ESPREMEDOR DE VEU DE CARDA

Em AnáliseInvention Patent

Application data

Number

PI7908800

Type

Invention Patent

Filing

08/31/1978

Publication

-

Progress at the INPI

  1. Filing08/31/78
  2. Publication
  3. Examination05/04/82
  4. Allowance01/24/84
  5. Grant07/31/84
  6. Terminated06/14/88

The patent was granted on 07/31/1984 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RIETER AG MASCHF

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Inventors

G. F. (pessoa física)

M. G. (pessoa física)

W. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/24/1984

RPI 692

Solicitação de exame técnico

#4.1

05/04/1982

RPI 602

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