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Official data from INPI

PROCESSO E APARELHO PARA LOCALIZAR UM VAZAMENTO QUE PRODUZ UMA EMISSÃO ACÚSTICA CONTÍNUA COM RUÍDO DE FUNDO E PONTAS.

ArquivadaInvention Patent

Application data

Number

PI9000191

Type

Invention Patent

Filing

01/18/1990

Publication

11/06/1990

Progress at the INPI

  1. Filing01/18/90
  2. Publication11/06/90
  3. Examination07/02/91
  4. Allowance11/01/94
  5. Abandoned
  6. In force

The application was allowed on 11/01/1994 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 10/17/1995. 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. C. (pessoa física)

M. R. (pessoa física)

R. E. (pessoa física)

Technical data

IPC Classification

Priority claims

US

300.408 · 01/20/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/17/1995

RPI 1298

Notificação para pagamento de retribuição

#13.1

03/07/1995

RPI 1266

Deferimento

#9.1

11/01/1994

RPI 1248

Solicitação de exame técnico

#4.1

07/02/1991

RPI 1074

Publicação do pedido de patente

#3.1

11/06/1990

RPI 1040

Pedido de patente depositado

#2.1

05/01/1990

RPI 1016

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