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Official data from INPI

VALVULA INJETORA DE FLUIDO LIQUIDO EM CALDEIRA E DE DESCARGA DO VAPOR DO MESMO FLUIDO

Em ExigênciaInvention Patent
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Application data

Number

PI8503999

Type

Invention Patent

Filing

08/14/1985

Publication

03/31/1987
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Progress at the INPI

  1. Filing08/14/85
  2. Publication03/31/87
  3. Abandoned02/17/88
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIV FEDERAL DA PARAIBA UFPB [BR]

Inventors

P. C. (pessoa física)

Technical data

IPC Classification

F16K 11/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

04/25/1989

RPI 966

Solicitação de exame técnico

#4.1

02/17/1988

RPI 904

Publicação do pedido de patente

#3.1

03/31/1987

RPI 858

Pedido de patente depositado

#2.1

10/29/1985

RPI 784

Arquivamento - Art. 36 §1° da LPI

#11.2

01/23/1990

RPI 1003

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