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Official data from INPI

PROCESSO PARA FABRICAÇÃO DE PARTÍCULAS POLÍMERAS, PULVERULENTAS, POROSAS, AS RESPECTIVAS PARTÍCULAS POLÍMERAS E SUA APLICAÇÃO.

ArquivadaInvention Patent

Application data

Number

PI8104450

Type

Invention Patent

Filing

07/13/1981

Publication

03/30/1982

Progress at the INPI

  1. Filing07/13/81
  2. Publication03/30/82
  3. Abandoned06/29/82
  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: 07/23/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Akzo N.V.

NL

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Inventors

L. W. (pessoa física)

Technical data

Priority claims

DE

30266887 · 07/15/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/23/1985

RPI 770

Exigência - art. 36 da LPI

#6.1

01/22/1985

RPI 744

Exigência - art. 36 da LPI

#6.1

07/03/1984

RPI 715

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

Publicação do pedido de patente

#3.1

03/30/1982

RPI 597

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08J 3/12; C09D 7/00; C09D 7/12; C09K 3/32; C09K 17/00.

03/27/2018

RPI 2464

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