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Official data from INPI

CONTROLADOR PNEUMÁTICO DE NÍVEL COM RELÉ AMPLIFICADOR INCORPORADO

Prazo de SigiloInvention Patent

Application data

Number

PI8904220

Type

Invention Patent

Filing

08/17/1989

Publication

02/19/1991

Progress at the INPI

  1. Filing08/17/89
  2. Publication02/19/91
  3. Abandoned
  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.

Talk to a specialist

Latest action published by the INPI: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nive-Con Equipamentos e Serviços Ltda

SP, BR

Inventors

C. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/21/1989

RPI 996

Arquivamento - Art. 36 §1° da LPI

#11.2

05/26/1992

RPI 1121

Solicitação de exame não realizada

#4.2

07/23/1991

RPI 1077

Publicação do pedido de patente

#3.1

02/19/1991

RPI 1055

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