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Official data from INPI

PROCESSO DE PRODUÇÃO DE UMA LIGA CONTENDO PARTÍCULAS DE CARBONETO DE TITÂNIO EPROCESSO DE REFINO DE GRÃOS

Em AnáliseInvention Patent

Application data

Number

PI8605619

Type

Invention Patent

Filing

02/28/1986

Publication

05/05/1987

Progress at the INPI

Under appeal
  1. Filing02/28/86
  2. Publication05/05/87
  3. Examination10/25/88
  4. Refused05/25/93
  5. Grant
  6. In force

The application was refused by the INPI on 05/25/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

London & Scandinavian Metallurgical Co Limited

GB

Inventors

A. B. (pessoa física)

GB

W. R. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

GB

8505904 · 03/01/1985

GB

8519447 · 08/02/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/25/1988

RPI 940

Notificação de entrada na fase nacional - PCT

#1.3

05/05/1987

RPI 863

Indeferimento

#9.2

05/25/1993

RPI 1173

Conhecimento de parecer técnico

#7.1

04/21/1992

RPI 1116

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