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Official data from INPI

PROCESSO PARA OBTENCAO DE SOLUCAO DE UREIA-FORMALDEIDO PARA FERTILIZACAO FOLIAR

IndeferidaInvention Patent

Application data

Number

PI8103812

Type

Invention Patent

Filing

06/16/1981

Publication

10/27/1981

Progress at the INPI

Under appeal
  1. Filing06/16/81
  2. Publication10/27/81
  3. Examination01/10/84
  4. Refused09/30/86
  5. Grant
  6. In force

The application was refused by the INPI on 09/30/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. P. (pessoa física)

Inventors

S. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

09/30/1986

RPI 832

Conhecimento de parecer técnico

#7.1

09/03/1985

RPI 776

Conhecimento de parecer técnico

#7.1

07/03/1984

RPI 715

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação antecipada

#3.2

10/27/1981

RPI 575

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