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Official data from INPI

PROCESSO DE PRODUÇÃO SIMULTÂNEA DE FERTILIZANTE POTÁSSICO E SILICATO DE SÓDIO.

ArquivadaInvention Patent

Application data

Number

PI8301925

Type

Invention Patent

Filing

04/12/1983

Publication

11/20/1984

Progress at the INPI

  1. Filing04/12/83
  2. Publication11/20/84
  3. Abandoned02/18/86
  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.

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Latest action published by the INPI: 07/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto de Pesquisas Tecnológicas do Estado de São Paulo

SP, BR

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Inventors

R. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/05/1988

RPI 924

Exigência - art. 36 da LPI

#6.1

12/08/1987

RPI 894

Conhecimento de parecer técnico

#7.1

04/22/1987

RPI 861

Solicitação de exame técnico

#4.1

02/18/1986

RPI 800

Solicitação de exame não realizada

#4.2

10/08/1985

RPI 781

Publicação do pedido de patente

#3.1

11/20/1984

RPI 735

Pedido de patente depositado

#2.1

05/31/1983

RPI 658

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