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Official data from INPI

APARELHO E PROCESSO PARA TESTAR VAZAMENTOS E APARELHO PARA DETECTAR VAZAMENTOS

Prazo de SigiloInvention Patent

Application data

Number

PI8902807

Type

Invention Patent

Filing

06/13/1989

Publication

09/18/1990

Progress at the INPI

  1. Filing06/13/89
  2. Publication09/18/90
  3. Abandoned02/26/91
  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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Expertek, Inc

US

Inventors

D. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

234.805 · 08/22/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/25/1989

RPI 979

Arquivamento - Art. 36 §1° da LPI

#11.2

01/10/1995

RPI 1258

Exigência - art. 36 da LPI

#6.1

04/26/1994

RPI 1221

Solicitação de exame técnico

#4.1

02/26/1991

RPI 1056

Publicação do pedido de patente

#3.1

09/18/1990

RPI 1033

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