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Official data from INPI

APARELHO PARA SOLDAGEM ELÉTRICA

PublicadaInvention Patent

Application data

Number

PI8804113

Type

Invention Patent

Filing

08/15/1988

Publication

11/28/1989

Progress at the INPI

Under appeal
  1. Filing08/15/88
  2. Publication11/28/89
  3. Examination08/13/91
  4. Refused02/27/96
  5. Grant
  6. In force

The application was refused by the INPI on 02/27/1996. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sigel Eletrometalúrgica Ltda

PR, BR

Inventors

R. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

11/28/1989

RPI 997

Pedido de patente depositado

#2.1

01/10/1989

RPI 951

Indeferimento

#9.2

02/27/1996

RPI 1317

Conhecimento de parecer técnico

#7.1

12/13/1994

RPI 1254

Solicitação de exame técnico

#4.1

08/13/1991

RPI 1080

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