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Official data from INPI

PROCESSO E INSTALAÇÃO PARA TRATAMENTO DE VINHOTO E PRODUÇÃO SIMULTÂNEA DE UM FERTILIZANTE MINERAL-ORGÂNICO DE NK OU NPK, EVENTUALMENTE SULFURADO;E PROCESSO DE FERTILIZAÇÃO DE SOLOS

Em AnáliseInvention Patent

Application data

Number

PI8700172

Type

Invention Patent

Filing

01/16/1987

Publication

08/02/1988

Progress at the INPI

Awaiting grant fee payment
  1. Filing01/16/87
  2. Publication08/02/88
  3. Examination10/18/88
  4. Allowance09/05/95
  5. Grant
  6. In force

The application was allowed by the INPI on 09/05/1995. The grant of the letters patent is being processed.

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Latest action published by the INPI: 10/18/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Petrobrás Fertilizantes S/A - Petrofértil

RJ, BR

Inventors

H. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/18/1988

RPI 939

Publicação do pedido de patente

#3.1

08/02/1988

RPI 928

Pedido de patente depositado

#2.1

05/12/1987

RPI 864

Retificação

#15.3

12/23/1997

RPI 1409

Notificação para pagamento de retribuição

#13.1

09/17/1996

RPI 1346

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

06/21/1994

RPI 1229

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