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Official data from INPI

PROCESSO PARA PRODUZIR UM MONÔMERO POLIFUNCIONAL

Prazo de SigiloInvention Patent

Application data

Number

PI8902737

Type

Invention Patent

Filing

06/09/1989

Publication

03/20/1990

Progress at the INPI

  1. Filing06/09/89
  2. Publication03/20/90
  3. Examination11/20/90
  4. Allowance
  5. Grant
  6. In force

Published on 03/20/1990, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 07/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mitsui Toatsu Chemicals, Incorporated

JP

See this company's full portfolio

Inventors

K. S. (pessoa física)

JP

M. I. (pessoa física)

T. S. (pessoa física)

Y. K. (pessoa física)

Technical data

Priority claims

JP

140483/1988 · 06/09/1988

JP

52893/1989 · 03/07/1989

JP

63509/1989 · 03/17/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/18/1989

RPI 978

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 125/063; C08F 112/02; C07D 263/06.

03/27/2018

RPI 2464

Retificação

#15.3

02/21/1996

RPI 1316

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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