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Official data from INPI

PROCESSO E DISPOSITIVO PARA O ENCHIMENTO DE SACOS COM UMA QUANTIDADE DE MATERIAL A GRANEL, DETERMINADA PELO SEU PESO.

Em AnáliseInvention Patent

Application data

Number

PI7907554

Type

Invention Patent

Filing

11/21/1979

Publication

-

Progress at the INPI

  1. Filing11/21/79
  2. Publication
  3. Examination03/16/82
  4. Allowance09/28/82
  5. Grant04/26/83
  6. Terminated10/03/89

The patent was granted on 04/26/1983 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Windmoller & Holscher

DE

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Inventors

O. H. (pessoa física)

T. K. (pessoa física)

Technical data

Priority claims

DE

P 28 50 668.5 · 11/22/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

04/26/1983

RPI 653

Notificação para pagamento de retribuição

#13.1

02/01/1983

RPI 641

Deferimento

#9.1

09/28/1982

RPI 623

Solicitação de exame técnico

#4.1

03/16/1982

RPI 595

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