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Official data from INPI

TINTAS DE IMPRESSÃO MAGNÉTICAS E PROCESSO PARA SUA FABRICAÇÃO

ArquivadaInvention Patent

Application data

Number

PI9105551

Type

Invention Patent

Filing

12/20/1991

Publication

09/01/1992

Progress at the INPI

  1. Filing12/20/91
  2. Publication09/01/92
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/20/1991 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/01/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Basf Lacke + Farben Aktiengesellschaft

DE

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Inventors

D. L. (pessoa física)

DE

E. S. (pessoa física)

DE

R. W. (pessoa física)

DE

Technical data

Priority claims

DE

P 40 41 467.1 · 12/22/1990

Abstract

A presente invenção se refere a tintas de impressão magnéticas que, além dos aditivos e coadjuvantes convencionais de tintas de impressão, encerram partículas de metais magnéticos, finamente divididas, e inibidores orgânicos de corrosão.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

11/01/1994

RPI 1248

Publicação do pedido de patente

#3.1

09/01/1992

RPI 1135

Pedido de patente depositado

#2.1

02/04/1992

RPI 1105

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