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Official data from INPI

PROCESSO APERFEIÇOADO PARA A PREPARAÇÃO DE ÁCIDOS PARAFINO-SULFÔNICOS

ArquivadaInvention Patent

Application data

Number

PI9002842

Type

Invention Patent

Filing

06/12/1990

Publication

08/20/1991

Progress at the INPI

  1. Filing06/12/90
  2. Publication08/20/91
  3. Abandoned10/29/91
  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: 07/28/1998. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Enichem Augusta S.p.A.

IT

Inventors

A. G. (pessoa física)

IT

C. M. (pessoa física)

IT

C. F. (pessoa física)

IT

G. T. (pessoa física)

IT

L. C. (pessoa física)

IT

O. G. (pessoa física)

IT

Technical data

Priority claims

IT

20 878 A/89 · 06/15/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/28/1998

RPI 1440

Exigência - art. 36 da LPI

#6.1

11/19/1996

RPI 1355

Solicitação de exame técnico

#4.1

10/29/1991

RPI 1091

Publicação do pedido de patente

#3.1

08/20/1991

RPI 1081

Pedido de patente depositado

#2.1

10/30/1990

RPI 1039

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