Official data from INPI

COMPOSTO PROCESSO PARA PREPARAR UM COMPOSTO E UM COMPOSTO ORTO MATERIAL DE REGISTRO SENSIVEL A PRESSAO OU AO CALOR MATERIAL DUPLICADOR DE REGISTRO SENSIVEL A PRESSAO MATERIAL DE REGISTRO QUE PRODUZ RESPOSTA AO CALOR

Em ExigênciaInvention Patent

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Application data

Number

PI8206468

Type

Invention Patent

Filing

11/10/1981

Publication

09/27/1983

View on INPI

Progress at the INPI

Office action pending

Filing11/10/81
Publication09/27/83
Examination
Allowance
Grant
In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

Latest action published by the INPI: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

YAMAMOTO KAGAKU GOSEI KK [JP]

Inventors

Y. I. (pessoa física)

Y. K. (pessoa física)

Technical data

IPC Classification

C07D 213/50 C07D 401/06 C07D 401/10 C07D 401/14 C07D 413/10 C07D 471/04 C07D 487/14 C07D 487/16 C07D 519/00 C09B 57/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

08/15/1989

RPI 982

Arquivamento - Art. 33 da LPI

#11.1

01/07/1986

RPI 794

Publicação do pedido de patente

#3.1

09/27/1983

RPI 675

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