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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE ALDEÍDOS

ArquivadaInvention Patent

Application data

Number

PI9505989

Type

Invention Patent

Filing

12/21/1995

Publication

12/23/1997

Progress at the INPI

  1. Filing12/21/95
  2. Publication12/23/97
  3. Abandoned
  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.

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Latest action published by the INPI: 04/06/2004. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Celanese GMBH

DE

H. A. (pessoa física)

DE

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Inventors

C. K. (pessoa física)

DE

J. F. (pessoa física)

DE

M. E. (pessoa física)

DE

W. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 44 47 067.3 · 12/29/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/06/2004

RPI 1735

Exigência - art. 36 da LPI

#6.1

12/02/2003

RPI 1717

Transferência deferida

#25.1

Transferido de: Hoechst Aktiengesellschaft.

08/24/1999

RPI 1494

Publicação do pedido de patente

#3.1

12/23/1997

RPI 1409

Pedido de patente depositado

#2.1

01/23/1996

RPI 1312

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