(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

ISOCIANATO MODIFICADO, LÍQUIDO, E PROCESSO PARA SUA PREPARAÇÃO

Prazo de SigiloInvention Patent

Application data

Number

PI8902195

Type

Invention Patent

Filing

05/10/1989

Publication

01/02/1990

Progress at the INPI

  1. Filing05/10/89
  2. Publication01/02/90
  3. Examination04/07/92
  4. Allowance
  5. Grant
  6. In force

Published on 01/02/1990, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

See this company's full portfolio

Inventors

W. S. (pessoa física)

Technical data

Priority claims

US

193.302 · 05/11/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/04/1989

RPI 976

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08G 18/10; C07C 119/048.

03/27/2018

RPI 2464

Retificação

#15.3

11/12/1996

RPI 1354

Solicitação de exame técnico

#4.1

04/07/1992

RPI 1114

Publicação do pedido de patente

#3.1

01/02/1990

RPI 1000

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.