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Official data from INPI

PROCESSO PARA SUPRIR CALOR, ESPECIALMENTE PARA PROCESSOS QUE SE REAIZAM APENAS A TEMPERATURAS ALTAS, MEDIANTE UTILIZAÇÃO DE UMA BOMBA TÉRMICA.

ConcedidaInvention Patent

Application data

Number

PI8102982

Type

Invention Patent

Filing

05/13/1981

Publication

02/02/1982

Progress at the INPI

  1. Filing05/13/81
  2. Publication02/02/82
  3. Examination09/13/83
  4. Allowance11/13/84
  5. Grant05/28/85
  6. Terminated08/07/90

The patent was granted on 05/28/1985 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: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bergwerksverband GMBH.

DE

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Inventors

D. G. (pessoa física)

P. R. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 18 450.0 · 05/14/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

03/26/1985

RPI 753

Republicação - classificação IPC

#15.11

01/08/1985

RPI 742

Deferimento

#9.1

11/13/1984

RPI 734

Exigência - art. 36 da LPI

#6.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Publicação do pedido de patente

#3.1

02/02/1982

RPI 589

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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