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Official data from INPI

COMANDO DAPTATIVO PARA UM PROCESSO

ConcedidaInvention Patent

Application data

Number

PI8301043

Type

Invention Patent

Filing

03/01/1982

Publication

11/22/1983

Progress at the INPI

  1. Filing03/01/82
  2. Publication11/22/83
  3. Examination02/28/84
  4. Allowance09/17/85
  5. Grant05/27/86
  6. Terminated04/18/95

The patent was granted on 05/27/1986 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BABCOCK & WILCOX CO [US]

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Inventors

K. A. (pessoa física)

L. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

01/21/1986

RPI 796

Deferimento

#9.1

09/17/1985

RPI 778

Republicação - classificação IPC

#15.11

05/14/1985

RPI 760

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

02/28/1984

RPI 697

Publicação do pedido de patente

#3.1

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

04/19/1983

RPI 652

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

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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