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Official data from INPI

COMPOSTO DE CARBAMOIL-LACTAMA N-SUBSTITUIDO,PROCESSO PARA A PREPARACAO DE UM COPOLIMERO POR BLOCOS DE NAILON,E ARTIGO

Em AnáliseInvention Patent

Application data

Number

PI8404125

Type

Invention Patent

Filing

08/20/1983

Publication

07/16/1985

Progress at the INPI

  1. Filing08/20/83
  2. Publication07/16/85
  3. Abandoned12/29/87
  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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STAMICARBON B V SUBSIDIARIA LI [NL]

Inventors

B. M. (pessoa física)

G. V. (pessoa física)

L. V. (pessoa física)

L. J. (pessoa física)

V. H. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/29/1987

RPI 897

15.19

10/20/1987

RPI 887

Retificação

#15.3

08/25/1987

RPI 879

Publicação do pedido de patente

#3.1

07/16/1985

RPI 769

Pedido de patente depositado

#2.1

10/23/1984

RPI 731

Arquivamento - Art. 36 §1° da LPI

#11.2

11/13/1990

RPI 1041

Exigência - art. 36 da LPI

#6.1

04/03/1990

RPI 1012

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