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Official data from INPI

PROCESSO PARA PRODUÇÃO DE ESFERAS SINTERIZADAS, ESFERAS ASSIM OBTIDAS, PROCESSO PARA PRODUÇÃO DE ESFERAS CONTENDO LIGANTE PARA USO NO PRIMEIRO PROCESSO, E ESFERAS PRODUZIDAS PELO SEGUNDO PROCESSO.

ArquivadaInvention Patent

Application data

Number

PI8300044

Type

Invention Patent

Filing

01/06/1983

Publication

09/13/1983

Progress at the INPI

  1. Filing01/06/83
  2. Publication09/13/83
  3. Abandoned12/03/85
  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: 09/01/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A/S Niro Atomizer

DK

Dresser Industries, Inc.

US

Inventors

L. P. (pessoa física)

M. S. (pessoa física)

W. P. (pessoa física)

Technical data

IPC Classification

Priority claims

DK

36/82 · 01/07/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/01/1987

RPI 880

6.2

11/18/1986

RPI 839

Pedido de certificado de adição de invenção

#5.1

04/29/1986

RPI 810

Solicitação de exame técnico

#4.1

12/03/1985

RPI 789

Publicação do pedido de patente

#3.1

09/13/1983

RPI 673

Pedido de patente depositado

#2.1

02/22/1983

RPI 644

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