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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE UMA COMPOSIÇÃO LÍQUIDA SOLVENTE DE ENXOFRE

ArquivadaInvention Patent

Application data

Number

PI8905121

Type

Invention Patent

Filing

10/10/1989

Publication

05/15/1990

Progress at the INPI

  1. Filing10/10/89
  2. Publication05/15/90
  3. Abandoned05/12/92
  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: 04/06/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atochem North America, Inc.

US

P. C. (pessoa física)

US

See this company's full portfolio

Inventors

G. C. (pessoa física)

M. L. (pessoa física)

Technical data

IPC Classification

Priority claims

US

255,221 · 10/11/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/06/1999

RPI 1474

Exigência - art. 36 da LPI

#6.1

07/14/1998

RPI 1438

Solicitação de exame técnico

#4.1

05/12/1992

RPI 1119

14.4

11/19/1991

RPI 1094

Publicação do pedido de patente

#3.1

05/15/1990

RPI 1018

Pedido de patente depositado

#2.1

04/03/1990

RPI 1012

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