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Official data from INPI

Cal Hidráulica pozolânica.

Em AnáliseInvention Patent

Application data

Number

PI8404589

Type

Invention Patent

Filing

09/10/1984

Publication

04/15/1986

Progress at the INPI

Under appeal
  1. Filing09/10/84
  2. Publication04/15/86
  3. Examination08/12/86
  4. Refused01/22/91
  5. Grant
  6. In force

The application was refused by the INPI on 01/22/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/12/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fundação de Ciência e Tecnologia.

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Inventors

N. L. (pessoa física)

S. (pessoa física)

S. S. (pessoa física)

T. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

04/15/1986

RPI 808

Pedido de patente depositado

#2.1

11/05/1985

RPI 785

Indeferimento

#9.2

01/22/1991

RPI 1051

Conhecimento de parecer técnico

#7.1

01/16/1990

RPI 1002

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