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Official data from INPI

PROCESSO E INSTALACAO PARA GERAR ENERGIA ELETRICA

Em AnáliseInvention Patent

Application data

Number

PI7806429

Type

Invention Patent

Filing

09/29/1977

Publication

-

Progress at the INPI

  1. Filing09/29/77
  2. Publication
  3. Examination
  4. Allowance09/08/82
  5. Grant06/28/83
  6. Terminated06/14/88

The patent was granted on 06/28/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SAARBERGWERKE AG

Inventors

J. S. (pessoa física)

M. W. (pessoa física)

S. 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

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

01/11/1983

RPI 638

Deferimento

#9.1

09/08/1982

RPI 620

Exigência - art. 36 da LPI

#6.1

12/01/1981

RPI 580

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