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Official data from INPI

COMPOSTO EXPLOSIVO ESTÁVEL QUANDO ARMAZENADO E MÉTODO DE PREPARAÇÃO DE UM COMPOSTO EXPLOSIVO PELA MISTURA DE PARTÍCULAS DE NITRATO INORGÂNICO COM UMA PASTA AQUOSA.

Em AnáliseInvention Patent

Application data

Number

PI8601025

Type

Invention Patent

Filing

03/10/1986

Publication

11/25/1986

Progress at the INPI

  1. Filing03/10/86
  2. Publication11/25/86
  3. Abandoned10/24/89
  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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Du Pont Canada Inc.

CA

See this company's full portfolio

Inventors

G. H. (pessoa física)

CA

J. I. (pessoa física)

Technical data

IPC Classification

Priority claims

US

710.542 · 03/11/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Arquivamento - Art. 33 da LPI

#11.1

01/17/1989

RPI 952

15.16

01/13/1987

RPI 847

Publicação do pedido de patente

#3.1

11/25/1986

RPI 840

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Arquivamento - Art. 36 §1° da LPI

#11.2

07/23/1991

RPI 1077

Exigência - art. 36 da LPI

#6.1

01/08/1991

RPI 1049

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