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Official data from INPI

PROCESSO PARA AGLOMERAÇÃO DE FOSFATOS

Em AnáliseInvention Patent

Application data

Number

PI8503031

Type

Invention Patent

Filing

06/19/1985

Publication

01/28/1986

Progress at the INPI

  1. Filing06/19/85
  2. Publication01/28/86
  3. Examination05/27/86
  4. Allowance01/23/90
  5. Grant06/26/90
  6. Terminated09/19/95

The patent was granted on 06/26/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arafértil S/A

BR

Inventors

C. C. (pessoa física)

BR

L. T. (pessoa física)

BR

R. S. (pessoa física)

BR

R. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

06/28/1988

RPI 923

14.7

06/28/1988

RPI 923

Solicitação de exame técnico

#4.1

05/27/1986

RPI 814

Publicação antecipada

#3.2

01/28/1986

RPI 797

Pedido de patente depositado

#2.1

09/10/1985

RPI 777

Anuidade - prazo legal encerrado

#18.2

09/19/1995

RPI 1294

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

05/22/1990

RPI 1019

Deferimento

#9.1

01/23/1990

RPI 1003

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