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Official data from INPI

VÁLVULA ANTI-CORROSÃO

IndeferidaInvention Patent

Application data

Number

PI8201849

Type

Invention Patent

Filing

04/01/1982

Publication

10/26/1982

Progress at the INPI

Under appeal
  1. Filing04/01/82
  2. Publication10/26/82
  3. Examination02/08/83
  4. Refused06/26/84
  5. Grant
  6. In force

The application was refused by the INPI on 06/26/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. G. (pessoa física)

SP, BR

Inventors

G. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/26/1984

RPI 714

Pedido de certificado de adição de invenção

#5.1

07/05/1983

RPI 663

Solicitação de exame técnico

#4.1

02/08/1983

RPI 642

Publicação antecipada

#3.2

10/26/1982

RPI 627

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

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