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Official data from INPI

APARELHO DE SUPORTE E MUDANÇA DE TUBO DE INVÓLUCRO EM UMA OPERAÇÃO DE LINGOTAMENTO DE METAL FUNDIDO

PublicadaInvention Patent

Application data

Number

PI8901050

Type

Invention Patent

Filing

03/07/1989

Publication

10/24/1989

Progress at the INPI

  1. Filing03/07/89
  2. Publication10/24/89
  3. Examination11/19/91
  4. Allowance
  5. Grant
  6. In force

Published on 10/24/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

N. C. (pessoa física)

US

Inventors

C. T. (pessoa física)

US

J. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

165.283 · 03/08/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/24/1989

RPI 992

Pedido de patente depositado

#2.1

04/25/1989

RPI 966

15.15

10/18/1994

RPI 1246

15.17

10/18/1994

RPI 1246

Retificação

#15.3

10/18/1994

RPI 1246

15.4

07/26/1994

RPI 1234

Solicitação de exame técnico

#4.1

11/19/1991

RPI 1094

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