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Official data from INPI

APERFEIÇOAMENTO EM VÁLVULA DE VEDAÇÃO DE ALTA SEGURANÇA.

IndeferidaInvention Patent

Application data

Number

PI8104006

Type

Invention Patent

Filing

06/25/1981

Publication

-

Progress at the INPI

Under appeal
  1. Filing06/25/81
  2. Publication
  3. Examination10/27/81
  4. Refused12/11/84
  5. Grant
  6. In force

The application was refused by the INPI on 12/11/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/11/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. P. (pessoa física)

SP, BR

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/11/1984

RPI 738

Conhecimento de parecer técnico

#7.1

05/08/1984

RPI 707

Exigência - art. 36 da LPI

#6.1

08/23/1983

RPI 670

Pedido de certificado de adição de invenção

#5.1

04/13/1982

RPI 599

Solicitação de exame técnico

#4.1

10/27/1981

RPI 575

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