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Official data from INPI

NOVO DERIVADO ACRÍLICO DA URÉIA E PROCESSO PARA A PREPARAÇÃO DE MONOMETILOLACRILAMIDOMETILENO-URÉIA

PublicadaInvention Patent

Application data

Number

PI8902026

Type

Invention Patent

Filing

04/28/1989

Publication

12/05/1989

Progress at the INPI

  1. Filing04/28/89
  2. Publication12/05/89
  3. Abandoned10/30/90
  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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. A. (pessoa física)

FR

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Inventors

J. L. (pessoa física)

FR

R. G. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8805745 · 04/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/05/1989

RPI 998

Pedido de patente depositado

#2.1

06/13/1989

RPI 973

Arquivamento - Art. 36 §1° da LPI

#11.2

06/22/1999

RPI 1485

Exigência - art. 36 da LPI

#6.1

05/12/1998

RPI 1429

Solicitação de exame técnico

#4.1

10/30/1990

RPI 1039

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