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Official data from INPI

ARTIGO DE VIDRO-CERÂMICA; VIDRO TERMICAMENTE CRISTALIZADO; VIDRO TERMICAMENTE CRISTALIZÁVEL; E PROCESSO PARA A FABRICAÇÃO DE UM ARTIGO DE VIDRO-CERÂMICA

PublicadaInvention Patent

Application data

Number

PI8900432

Type

Invention Patent

Filing

02/01/1989

Publication

10/31/1989

Progress at the INPI

  1. Filing02/01/89
  2. Publication10/31/89
  3. Abandoned12/11/90
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. W. (pessoa física)

US

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Inventors

A. A. (pessoa física)

FR

F. F. (pessoa física)

FR

J. M. (pessoa física)

FR

M. C. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8801288 · 02/04/1988

US

163.528 · 03/03/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/31/1989

RPI 993

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Arquivamento - Art. 36 §1° da LPI

#11.2

01/02/1996

RPI 1309

Exigência - art. 36 da LPI

#6.1

03/21/1995

RPI 1268

Solicitação de exame técnico

#4.1

12/11/1990

RPI 1045

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