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Official data from INPI

VÁLVULA RETENTORA DE ESGOTO

IndeferidaInvention Patent

Application data

Number

PI9000953

Type

Invention Patent

Filing

03/01/1990

Publication

08/07/1990

Progress at the INPI

Under appeal
  1. Filing03/01/90
  2. Publication08/07/90
  3. Examination10/02/90
  4. Refused12/13/94
  5. Grant
  6. In force

The application was refused by the INPI on 12/13/1994. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/13/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. L. (pessoa física)

RJ, BR

U. L. (pessoa física)

RJ, BR

Inventors

U. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/13/1994

RPI 1254

Conhecimento de parecer técnico

#7.1

05/10/1994

RPI 1223

Retificação de parecer técnico

#7.3

05/10/1994

RPI 1223

Conhecimento de parecer técnico

#7.1

09/14/1993

RPI 1189

2.2

10/23/1990

RPI 1038

Solicitação de exame técnico

#4.1

10/02/1990

RPI 1035

Publicação antecipada

#3.2

08/07/1990

RPI 1027

Pedido de patente depositado

#2.1

06/19/1990

RPI 1023

Pedido de patente depositado

#2.1

06/05/1990

RPI 1021

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