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Official data from INPI

TRANDUTOR DE FORCA

ConcedidaInvention Patent

Application data

Number

PI8205994

Type

Invention Patent

Filing

10/08/1981

Publication

09/13/1983

Progress at the INPI

  1. Filing10/08/81
  2. Publication09/13/83
  3. Examination01/24/84
  4. Allowance
  5. Grant04/26/88
  6. Terminated01/03/95

The patent was granted on 04/26/1988 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BABCOCK & WILCOX CO [US]

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Inventors

W. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Retificação

#15.6

07/07/1987

RPI 872

Alteração de numeração

#15.1

02/17/1987

RPI 852

8.1

12/31/1985

RPI 793

Exigência - art. 36 da LPI

#6.1

05/28/1985

RPI 762

Exigência - art. 36 da LPI

#6.1

10/23/1984

RPI 731

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

09/13/1983

RPI 673

Pedido de patente depositado

#2.1

12/07/1982

RPI 633

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

Pedido de licença compulsória

#20.1

02/04/1992

RPI 1105

Pedido de licença compulsória

#20.1

01/28/1992

RPI 1104

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