Official data from INPI

Processo de preparação de amterial mixto à base de madeira e elemento estruturais assim obtidos.

Em AnáliseInvention Patent

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Application data

Number

PI8100725

Type

Invention Patent

Filing

02/06/1981

Publication

10/05/1982

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Progress at the INPI

Filing02/06/81
Publication10/05/82
Examination02/22/83
Refused09/25/84
Grant
In force

The application was refused on 09/25/1984 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/25/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Board Of Regents, The University Of Texas System

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Inventors

A. D. (pessoa física)

K. P. (pessoa física)

L. E. (pessoa física)

N. D. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

09/25/1984

RPI 727

Petição de recurso

#12.2

05/22/1984

RPI 709

Indeferimento

#9.2

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

02/22/1983

RPI 644

Publicação do pedido de patente

#3.1

10/05/1982

RPI 624

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