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Official data from INPI

SISTEMA E PROCESSO PARA CONTROLAR A TEMPERATURA DE UM REATOR

ConcedidaInvention Patent

Application data

Number

PI8302157

Type

Invention Patent

Filing

04/22/1982

Publication

12/27/1983

Progress at the INPI

  1. Filing04/22/82
  2. Publication12/27/83
  3. Examination04/03/84
  4. Allowance04/09/85
  5. Grant10/29/85
  6. Terminated04/25/95

The patent was granted on 10/29/1985 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: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BABCOCK & WILCOX CO [US]

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Inventors

A. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

04/03/1984

RPI 702

Publicação do pedido de patente

#3.1

12/27/1983

RPI 688

Pedido de patente depositado

#2.1

06/14/1983

RPI 660

Anuidade - prazo legal encerrado

#18.2

04/25/1995

RPI 1273

Pedido de licença compulsória

#20.1

08/27/1991

RPI 1082

Pedido de licença compulsória

#20.1

08/20/1991

RPI 1081

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