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Official data from INPI

TRANSPORTADOR ESTANQUE

Em AnáliseInvention Patent

Application data

Number

PI8703441

Type

Invention Patent

Filing

06/09/1987

Publication

10/06/1987

Progress at the INPI

  1. Filing06/09/87
  2. Publication10/06/87
  3. Abandoned12/15/87
  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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SAEF DE EQUIPAMENTOS FERROVIAR [BR]

Inventors

C. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/15/1987

RPI 895

Publicação antecipada

#3.2

10/06/1987

RPI 885

Pedido de patente depositado

#2.1

09/29/1987

RPI 884

Arquivamento - Art. 36 §1° da LPI

#11.2

12/17/1991

RPI 1098

Exigência - art. 36 da LPI

#6.1

07/09/1991

RPI 1075

Conhecimento de parecer técnico

#7.1

12/26/1990

RPI 1047

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