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Official data from INPI

PROCESSO PARA AMINAÇÃO DE UMA ALIMENTAÇÃO QUE COMPREENDE PELO MENOS UM DE CARBONILNITRILA E IMINONITRILA

ArquivadaInvention Patent

Application data

Number

PI9001891

Type

Invention Patent

Filing

04/24/1990

Publication

07/30/1991

Progress at the INPI

  1. Filing04/24/90
  2. Publication07/30/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/24/1990 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: 10/26/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Union Carbide Chemicals and Plastics Company Inc.

US

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Inventors

B. D. (pessoa física)

T. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

342.811 · 04/25/1989

US

508.004 · 04/16/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/26/1993

RPI 1195

Publicação do pedido de patente

#3.1

07/30/1991

RPI 1078

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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