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Official data from INPI

MÉTODO DE FORMAÇÃO DE CORPOS COMPOSTOS DE MATRIZES METÁLICAS POR UM PROCESSO DE VÁCUO AUTO-GERADO E PRODUTOS PRODUZIDOS A PARTIR DOS MESMOS

ArquivadaInvention Patent

Application data

Number

PI9003430

Type

Invention Patent

Filing

07/16/1990

Publication

08/27/1991

Progress at the INPI

  1. Filing07/16/90
  2. Publication08/27/91
  3. Abandoned10/06/92
  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: 12/24/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lanxide Technology Company, LP

US

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Inventors

R. D. (pessoa física)

IN

R. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

433,027 · 11/07/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/24/1996

RPI 1360

6.2

03/19/1996

RPI 1320

Solicitação de exame técnico

#4.1

10/06/1992

RPI 1140

Publicação do pedido de patente

#3.1

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

11/06/1990

RPI 1040

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