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Official data from INPI

SISTEMA DE COMANDO DE CIRCUITO FECHADO, ELETRO-PNEUMÁTICO

DeferidaInvention Patent

Application data

Number

PI8400580

Type

Invention Patent

Filing

02/10/1984

Publication

09/25/1984

Progress at the INPI

  1. Filing02/10/84
  2. Publication09/25/84
  3. Examination01/29/85
  4. Allowance10/24/89
  5. Grant06/26/90
  6. Terminated06/06/95

The patent was granted on 06/26/1990 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Babcock & Wilcox Company

US

See this company's full portfolio

Inventors

J. S. (pessoa física)

US

R. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

06/468.105 · 02/22/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/24/1989

RPI 992

Exigência - art. 36 da LPI

#6.1

05/09/1989

RPI 968

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

01/29/1985

RPI 745

Publicação do pedido de patente

#3.1

09/25/1984

RPI 727

Pedido de patente depositado

#2.1

04/24/1984

RPI 705

Anuidade - prazo legal encerrado

#18.2

06/06/1995

RPI 1279

Pedido de licença compulsória

#20.1

09/17/1991

RPI 1085

Pedido de licença compulsória

#20.1

09/10/1991

RPI 1084

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/01/1990

RPI 1007

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