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Official data from INPI

COMPOSIÇÃO PENETRANTE PARA TRATAMENTO DE SUBSTRATOS POROSOS E PROCESSO PARA TRATAR UM SUBSTRATO POROSO

PublicadaInvention Patent

Application data

Number

PI8900410

Type

Invention Patent

Filing

01/31/1989

Publication

09/26/1989

Progress at the INPI

  1. Filing01/31/89
  2. Publication09/26/89
  3. Abandoned06/19/90
  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.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rohm And Haas Company

US

See this company's full portfolio

Inventors

D. L. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/26/1989

RPI 988

Pedido de patente depositado

#2.1

03/21/1989

RPI 961

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09D 3/08; C09D 5/00.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

07/24/2001

RPI 1594

Republicação - classificação IPC

#15.11

Alterada a Classificação para Int.Cl.6 B27K 3/15.

07/24/2001

RPI 1594

Exigência - art. 36 da LPI

#6.1

04/25/2000

RPI 1529

Solicitação de exame técnico

#4.1

06/19/1990

RPI 1023

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