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Official data from INPI

PROCESSO DE OBTENÇÃO DE METAIS NITROGENADOS SOB PRESSÃO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001981

Type

Invention Patent

Filing

04/27/1990

Publication

10/30/1990

Progress at the INPI

  1. Filing04/27/90
  2. Publication10/30/90
  3. Abandoned01/29/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/06/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Polisinter Indústria e Comércio Ltda

SP, BR

Inventors

N. H. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento por falta de pagamento

#8.6

Referente à 8ª, 9ª, 10ª anuidade.

06/06/2000

RPI 1535

Pedido de certificado de adição de invenção

#5.1

06/11/1991

RPI 1071

Solicitação de exame técnico

#4.1

01/29/1991

RPI 1052

Publicação antecipada

#3.2

10/30/1990

RPI 1039

Pedido de patente depositado

#2.1

09/11/1990

RPI 1032

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