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Official data from INPI

UMIDIFICAÇÃO DE ROCHA FOSFÁTICA.

IndeferidaInvention Patent

Application data

Number

PI8103864

Type

Invention Patent

Filing

06/02/1981

Publication

06/22/1982

Progress at the INPI

Under appeal
  1. Filing06/02/81
  2. Publication06/22/82
  3. Examination08/17/82
  4. Refused06/24/86
  5. Grant
  6. In force

The application was refused by the INPI on 06/24/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fertilizantes Fosfatados S/A - Fosfértil

MG, BR

Inventors

C. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/24/1986

RPI 818

Conhecimento de parecer técnico

#7.1

06/12/1984

RPI 712

Solicitação de exame técnico

#4.1

08/17/1982

RPI 617

Publicação antecipada

#3.2

06/22/1982

RPI 609

Solicitação de exame não realizada

#4.2

11/24/1981

RPI 579

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