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Official data from INPI

COMPOSIÇÃO INIBIDORA DE CORROSÃO DE METAL APERFEIÇOADA E PROCESSO PARA INIBIÇÃO DE CORROSIVIDADE

Em AnáliseInvention Patent

Application data

Number

PI8600499

Type

Invention Patent

Filing

02/05/1986

Publication

12/30/1986

Progress at the INPI

Under appeal
  1. Filing02/05/86
  2. Publication12/30/86
  3. Examination11/08/88
  4. Refused04/27/93
  5. Grant
  6. In force

The application was refused by the INPI on 04/27/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. C. (pessoa física)

US

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Inventors

M. C. (pessoa física)

US

Technical data

Priority claims

US

700.415 · 02/11/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/08/1988

RPI 942

Publicação do pedido de patente

#3.1

12/30/1986

RPI 845

Pedido de patente depositado

#2.1

08/05/1986

RPI 824

Indeferimento

#9.2

04/27/1993

RPI 1169

Conhecimento de parecer técnico

#7.1

09/08/1992

RPI 1136

6.2

01/02/1990

RPI 1000

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