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Official data from INPI

EQUIPAMENTO PARA DISTRIBUIÇÃO DE FERTILIZANTES EM LAVOURA CANAVIEIRA

PublicadaInvention Patent

Application data

Number

PI8705677

Type

Invention Patent

Filing

10/19/1987

Publication

05/16/1989

Progress at the INPI

Under appeal
  1. Filing10/19/87
  2. Publication05/16/89
  3. Examination06/25/91
  4. Refused04/13/93
  5. Grant
  6. In force

The application was refused by the INPI on 04/13/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. B. (pessoa física)

SP, BR

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/16/1989

RPI 969

Pedido de patente depositado

#2.1

01/10/1989

RPI 951

Pedido de patente depositado

#2.1

01/05/1988

RPI 898

Indeferimento

#9.2

04/13/1993

RPI 1167

Retificação

#15.6

12/08/1992

RPI 1149

Retificação

#15.3

07/28/1992

RPI 1130

Solicitação de exame técnico

#4.1

06/25/1991

RPI 1073

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