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Official data from INPI

COMPOSTO TERMOPLÁSTICO; COMPOSIÇÃO TERMOCURÁVEL; PROCESSO PARA ADERIR DOIS SUBSTRATOS; COMPOSIÇÃO CURADA; E PROCESSO PARA REAGIR UMA RESINA EPÓXI

ArquivadaInvention Patent

Application data

Number

PI8204771

Type

Invention Patent

Filing

08/16/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/16/82
  2. Publication08/02/83
  3. Abandoned10/01/85
  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: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. R. Grace & Co.

US

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Inventors

S. L. (pessoa física)

US

Technical data

Priority claims

US

317.647 · 11/02/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/20/1988

RPI 935

Exigência - art. 36 da LPI

#6.1

03/22/1988

RPI 909

Solicitação de exame técnico

#4.1

10/01/1985

RPI 780

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

09/28/1982

RPI 623

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08G 18/58; C09J 3/16; C08G 59/28; C08J 5/12; C09D 163/00; C09J 175/00; C09J 175/04.

03/27/2018

RPI 2464

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