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Official data from INPI

PROCESSOS E APARELHOS PARA DISTINGUIR E CLASSIFICAR DIAMANTES DO TIPO IIB DE OUTROS DIAMANTES

IndeferidaInvention Patent

Application data

Number

PI9006198

Type

Invention Patent

Filing

12/06/1990

Publication

09/24/1991

Progress at the INPI

Under appeal
  1. Filing12/06/90
  2. Publication09/24/91
  3. Examination11/23/93
  4. Refused03/14/95
  5. Grant
  6. In force

The application was refused by the INPI on 03/14/1995. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/14/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DE Beers Industrial Diamond Division (Proprietary) Limited

ZA

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Inventors

E. R. (pessoa física)

ZA

Technical data

IPC Classification

Priority claims

ZA

89/9316 · 12/06/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/14/1995

RPI 1267

Solicitação de exame técnico

#4.1

11/23/1993

RPI 1199

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/21/1991

RPI 1068

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