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Official data from INPI

Caldeira com câmara de combustão de leito fluidizado.

ConcedidaInvention Patent

Application data

Number

PI8402991

Type

Invention Patent

Filing

06/19/1984

Publication

05/28/1985

Progress at the INPI

  1. Filing06/19/84
  2. Publication05/28/85
  3. Examination06/30/87
  4. Allowance03/01/88
  5. Grant08/30/88
  6. Terminated06/13/95

The patent was granted on 08/30/1988 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. F. (pessoa física)

FR

Creusot-Loire

FR

See this company's full portfolio

Inventors

J. D. (pessoa física)

FR

J. K. (pessoa física)

FR

J. L. (pessoa física)

FR

R. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

83-10233 · 06/21/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Solicitação de exame técnico

#4.1

06/30/1987

RPI 871

Publicação do pedido de patente

#3.1

05/28/1985

RPI 762

Pedido de patente depositado

#2.1

08/21/1984

RPI 722

Anuidade - prazo legal encerrado

#18.2

06/13/1995

RPI 1280

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