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Official data from INPI

APERFEIÇOAMENTO NO MÉTODO DE FORMAÇÃO DE UM ARTIGO DE VIDRO.

ArquivadaInvention Patent
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Application data

Number

PI8103357

Type

Invention Patent

Filing

05/29/1981

Publication

02/16/1982
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Progress at the INPI

  1. Filing05/29/81
  2. Publication02/16/82
  3. Abandoned08/23/83
  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.

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Latest action published by the INPI: 03/19/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. W. (pessoa física)

US

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Inventors

A. B. (pessoa física)

B. P. (pessoa física)

G. M. (pessoa física)

H. C. (pessoa física)

Technical data

IPC Classification

C03B 37/014

Priority claims

US

155.394 · 06/02/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

03/19/1985

RPI 752

Republicação - classificação IPC

#15.11

12/18/1984

RPI 739

Exigência - art. 36 da LPI

#6.1

08/21/1984

RPI 722

Solicitação de exame técnico

#4.1

08/23/1983

RPI 670

Publicação do pedido de patente

#3.1

02/16/1982

RPI 591

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C03B 37/10; G02B 5/172.

03/27/2018

RPI 2464

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