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Official data from INPI

PROCESSO PARA TRANSFORMAÇÃO TÉRMICA DE MINERAIS PRIMÁRIOS EM TERMOFOSFATOS SILICATADOS DE LENTA LIBERAÇÃO DE FÓSFORO

Em AnáliseInvention Patent

Application data

Number

PI8503749

Type

Invention Patent

Filing

07/23/1985

Publication

03/17/1987

Progress at the INPI

  1. Filing07/23/85
  2. Publication03/17/87
  3. Abandoned11/24/87
  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.

Talk to a specialist

Latest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. P. (pessoa física)

AL, BR

Inventors

C. P. (pessoa física)

BR

J. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Publicação do pedido de patente

#3.1

03/17/1987

RPI 856

Pedido de patente depositado

#2.1

10/08/1985

RPI 781

Arquivamento - Art. 36 §1° da LPI

#11.2

01/15/1991

RPI 1050

Exigência - art. 36 da LPI

#6.1

06/05/1990

RPI 1021

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