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Official data from INPI

APARELHO DE FREIO DE PRESSÃO DE FLUIDO E PROCESSO DE APLICAÇÃO DE UM CILINDRO DE FREIO DE UM VEÍCULO FERROVIÁRIO.

IndeferidaInvention Patent

Application data

Number

PI8301740

Type

Invention Patent

Filing

04/06/1983

Publication

11/13/1984

Progress at the INPI

Under appeal
  1. Filing04/06/83
  2. Publication11/13/84
  3. Examination09/02/86
  4. Refused01/19/88
  5. Grant
  6. In force

The application was refused by the INPI on 01/19/1988. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/10/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AMERICAN STANDARD INC.

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Inventors

H. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

05/10/1988

RPI 916

Indeferimento

#9.2

01/19/1988

RPI 900

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

11/13/1984

RPI 734

Pedido de patente depositado

#2.1

05/24/1983

RPI 657

Republicação - classificação IPC

#15.11

10/01/1991

RPI 1087

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