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Official data from INPI

DISPOSITIVO E PROCESSO PARA RETENÇÃO DE CATALISADOR EM UM REATOR DE FLUXO RADIAL

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104257

Type

Invention Patent

Filing

10/02/1991

Publication

06/02/1992

Progress at the INPI

  1. Filing10/02/91
  2. Publication06/02/92
  3. Abandoned05/10/94
  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.

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Latest action published by the INPI: 05/16/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. C. (pessoa física)

JP

Inventors

T. N. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

265987/1990 · 10/03/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento por falta de pagamento

#8.6

Referente à 6ª, 7ª, 8ª e 9ª anuidade.

05/16/2000

RPI 1532

8.1

Referente a 6ª e 7ª anuidade

12/22/1998

RPI 1459

Solicitação de exame técnico

#4.1

05/10/1994

RPI 1223

Publicação do pedido de patente

#3.1

06/02/1992

RPI 1122

Pedido de patente depositado

#2.1

11/05/1991

RPI 1092

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