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Official data from INPI

MATERIAL BASE PARA DEPÓSITO RESISTIVO.

PublicadaInvention Patent

Application data

Number

PI8706828

Type

Invention Patent

Filing

12/11/1987

Publication

09/12/1989

Progress at the INPI

Under appeal
  1. Filing12/11/87
  2. Publication09/12/89
  3. Examination07/30/91
  4. Refused01/18/94
  5. Grant
  6. In force

The application was refused by the INPI on 01/18/1994. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Servus Tecnologia e Informática Indústria e Comércio S/A

SP, BR

Inventors

C. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/12/1989

RPI 986

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Indeferimento

#9.2

01/18/1994

RPI 1207

14.7

03/16/1993

RPI 1163

14.4

02/16/1993

RPI 1159

Solicitação de exame técnico

#4.1

07/30/1991

RPI 1078

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