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Official data from INPI

TECIDO DE FIBRA DE VIDRO PARA REFORÇO DE DISCOS ABRASIVOS

IndeferidaInvention Patent

Application data

Number

PI8401176

Type

Invention Patent

Filing

03/14/1984

Publication

10/29/1985

Progress at the INPI

Under appeal
  1. Filing03/14/84
  2. Publication10/29/85
  3. Examination04/29/86
  4. Refused08/01/89
  5. Grant
  6. In force

The application was refused by the INPI on 08/01/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Carborundum do Brasil Ltda

SP, BR

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Inventors

H. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/01/1989

RPI 980

Pedido de certificado de adição de invenção

#5.1

09/09/1986

RPI 829

Solicitação de exame técnico

#4.1

04/29/1986

RPI 810

Publicação do pedido de patente

#3.1

10/29/1985

RPI 784

14.1

08/07/1984

RPI 720

Pedido de patente depositado

#2.1

05/29/1984

RPI 710

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