Official data from INPI

PROCESSO E APARELHO PARA A FABRICAÇÃO DE AMPOLAS INTERNAMENTE PRESSURIZADAS

Prazo de SigiloInvention Patent

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Application data

Number

PI8904634

Type

Invention Patent

Filing

09/14/1989

Publication

03/19/1991

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Progress at the INPI

Filing09/14/89
Publication03/19/91
Abandoned05/26/92
Allowance
Grant
In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vitrosul Indústria e Comércio de Vidros S/A

SP, BR

Inventors

J. G. (pessoa física)

Technical data

IPC Classification

C03B 23/18

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/21/1989

RPI 996

11.13

11/04/1997

RPI 1405

11.31

11/04/1997

RPI 1405

Arquivamento - Art. 36 §1° da LPI

#11.2

09/09/1997

RPI 1397

Exigência - art. 36 da LPI

#6.1

10/22/1996

RPI 1351

Solicitação de exame técnico

#4.1

05/26/1992

RPI 1121

Publicação do pedido de patente

#3.1

03/19/1991

RPI 1059

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