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Official data from INPI

PROCESSO PARA OBTENÇÃO DE ÓXIDO FÉRRICO E SAIS DE AMÔNIO E APARELHO PARA SUA REALIZAÇÃO.

Prazo de SigiloInvention Patent

Application data

Number

PI8803183

Type

Invention Patent

Filing

06/28/1988

Publication

02/06/1990

Progress at the INPI

  1. Filing06/28/88
  2. Publication02/06/90
  3. Examination03/24/92
  4. Allowance01/31/95
  5. Abandoned
  6. In force

The application was allowed on 01/31/1995 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Quimica Sudamericana SA

AR

Inventors

H. N. (pessoa física)

L. E. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/22/1988

RPI 944

Arquivamento - Art. 38 §2° da LPI

#11.4

02/27/1996

RPI 1317

Notificação para pagamento de retribuição

#13.1

06/20/1995

RPI 1281

Deferimento

#9.1

01/31/1995

RPI 1261

Exigência - art. 36 da LPI

#6.1

08/16/1994

RPI 1237

Solicitação de exame técnico

#4.1

03/24/1992

RPI 1112

Publicação do pedido de patente

#3.1

02/06/1990

RPI 1005

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