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Official data from INPI

ELEMENTO DE CONTATO EMBUTIDO

Em AnáliseInvention Patent

Application data

Number

PI7804017

Type

Invention Patent

Filing

09/12/1977

Publication

-

Progress at the INPI

  1. Filing09/12/77
  2. Publication
  3. Examination
  4. Allowance05/18/82
  5. Grant01/25/83
  6. Terminated06/14/88

The patent was granted on 01/25/1983 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PETRI AG

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Inventors

B. H. (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

01/25/1983

RPI 640

Notificação para pagamento de retribuição

#13.1

09/08/1982

RPI 620

Deferimento

#9.1

05/18/1982

RPI 604

6.2

01/12/1982

RPI 586

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