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Official data from INPI

SENSOR DE PRESSÃO

PublicadaInvention Patent

Application data

Number

PI8803885

Type

Invention Patent

Filing

08/05/1988

Publication

07/25/1989

Progress at the INPI

  1. Filing08/05/88
  2. Publication07/25/89
  3. Examination04/16/91
  4. Allowance
  5. Grant
  6. In force

Published on 07/25/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 07/25/1989. 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

W. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/133,761 · 12/16/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/25/1989

RPI 979

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Retificação

#15.3

06/07/1994

RPI 1227

14.3

12/10/1991

RPI 1097

Solicitação de exame técnico

#4.1

04/16/1991

RPI 1063

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