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Official data from INPI

PROCESSO PARA A OBTENÇÃO DE TENSO-ATIVOS CATIÔNICOS À BASE DE COMPOSTOS DE AMÔIO QUATERNÁRIO, SUA UTILIZAÇÃO, BEM COMO COMPOSIÇÕES LIMPADORAS

ArquivadaInvention Patent

Application data

Number

PI8600200

Type

Invention Patent

Filing

01/17/1986

Publication

09/30/1986

Progress at the INPI

  1. Filing01/17/86
  2. Publication09/30/86
  3. Examination04/30/91
  4. Allowance
  5. Grant
  6. In force

Published on 09/30/1986, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

D. R. (pessoa física)

DE

D. G. (pessoa física)

DE

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.8

02/21/1989

RPI 957

Arquivamento - Art. 33 da LPI

#11.1

12/06/1988

RPI 946

Publicação do pedido de patente

#3.1

09/30/1986

RPI 832

Pedido de patente depositado

#2.1

04/22/1986

RPI 809

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 21/26; C11D 1/62; B01F 17/18.

03/27/2018

RPI 2464

Retificação

#15.3

12/03/1991

RPI 1096

Solicitação de exame técnico

#4.1

04/30/1991

RPI 1065

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