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Official data from INPI

PROCESSO DE DESCARBURAÇÃO DE AÇOS INOXIDAVEIS E OUTRAS LIGAS EM PANELAS.

IndeferidaInvention Patent

Application data

Number

PI8101267

Type

Invention Patent

Filing

02/24/1981

Publication

06/07/1983

Progress at the INPI

Under appeal
  1. Filing02/24/81
  2. Publication06/07/83
  3. Examination11/22/83
  4. Refused12/02/86
  5. Grant
  6. In force

The application was refused by the INPI on 12/02/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/02/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aços Villares S/A

SP, BR

Inventors

C. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/02/1986

RPI 841

Conhecimento de parecer técnico

#7.1

04/01/1986

RPI 806

Solicitação de exame técnico

#4.1

11/22/1983

RPI 683

Publicação do pedido de patente

#3.1

06/07/1983

RPI 659

14.7

01/18/1983

RPI 639

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