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Official data from INPI

TRANSFORMAÇÃO DE TURBINAS A VAPOR DE SIMPLES ESTÁGIO PARA MULTI-ESTÁGIO E MULTI-VÁLVULAS COM AMPLIAÇÃO DE POTÊNCIA

Em AnáliseInvention Patent

Application data

Number

PI8705816

Type

Invention Patent

Filing

10/30/1987

Publication

11/16/1988

Progress at the INPI

Under appeal
  1. Filing10/30/87
  2. Publication11/16/88
  3. Examination01/24/89
  4. Refused09/01/92
  5. Grant
  6. In force

The application was refused by the INPI on 09/01/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Texas - Turbinas e Exaustores Industrial Ltda

AL, BR

Inventors

J. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

01/24/1989

RPI 953

Publicação antecipada

#3.2

11/16/1988

RPI 943

Pedido de patente depositado

#2.1

11/08/1988

RPI 942

Pedido de patente depositado

#2.1

02/09/1988

RPI 903

Indeferimento

#9.2

09/01/1992

RPI 1135

Conhecimento de parecer técnico

#7.1

08/27/1991

RPI 1082

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