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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE MONÓXIDO DE COBRE E EMPREGO

ArquivadaInvention Patent

Application data

Number

PI8904316

Type

Invention Patent

Filing

08/28/1989

Publication

03/05/1991

Progress at the INPI

  1. Filing08/28/89
  2. Publication03/05/91
  3. Abandoned05/18/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/12/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. A. (pessoa física)

DE

Inventors

G. M. (pessoa física)

H. W. (pessoa física)

K. H. (pessoa física)

M. S. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3828935.0 · 08/26/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.3

11/12/1996

RPI 1354

Exigência - art. 36 da LPI

#6.1

11/21/1995

RPI 1303

Exigência - art. 36 da LPI

#6.1

05/30/1995

RPI 1278

Solicitação de exame técnico

#4.1

05/18/1993

RPI 1172

Publicação do pedido de patente

#3.1

03/05/1991

RPI 1057

Pedido de patente depositado

#2.1

01/23/1990

RPI 1003

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