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Official data from INPI

PROCESSO PARA PREPARAR UMA ESPONJA E PROCESSO PARA ABSORVER UM LIQUIDO

Em AnáliseInvention Patent
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Application data

Number

PI8606045

Type

Invention Patent

Filing

12/08/1986

Publication

09/15/1987
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Progress at the INPI

  1. Filing12/08/86
  2. Publication09/15/87
  3. Abandoned12/08/87
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

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Inventors

H. T. (pessoa física)

L. K. (pessoa física)

Technical data

IPC Classification

C08G 101/00C08G 18/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/08/1987

RPI 894

Publicação do pedido de patente

#3.1

09/15/1987

RPI 882

Pedido de patente depositado

#2.1

04/22/1987

RPI 861

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C08G 18/14.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

02/06/1996

RPI 1314

Exigência - art. 36 da LPI

#6.1

04/25/1995

RPI 1273

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

6.2

08/07/1990

RPI 1027

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