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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE SOLUÇÕES CONTENDO ALQUILTETRAIDRO-ANTRAHIDROQUINONAS, PROCESSO PARA PRODUÇÃO DE ALQUILTETRAHIDRO-ANTRAHIDROQUINONA OU DE ALQUILTETRAHIDRO-ANTRAQUINONA, E PROCESSO PARA PRODUÇÃO DE PERÓXIDO DE HIDROGÊNIO

ArquivadaInvention Patent
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Application data

Number

PI9101644

Type

Invention Patent

Filing

04/24/1991

Publication

12/10/1991
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Progress at the INPI

  1. Filing04/24/91
  2. Publication12/10/91
  3. Abandoned08/17/93
  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: 04/06/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Peroxid-Chemie GmbH

DE

Solvay Interox GmbH

DE

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Inventors

D. S. (pessoa física)

DE

O. W. (pessoa física)

DE

Technical data

IPC Classification

C01B 15/022C07C 50/18

Priority claims

DE

P 40 13 090.8 · 04/25/1990

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

03/03/1998

RPI 1419

14.11

08/15/1995

RPI 1289

14.11

05/23/1995

RPI 1277

14.1

04/26/1994

RPI 1221

Solicitação de exame técnico

#4.1

08/17/1993

RPI 1185

Publicação do pedido de patente

#3.1

12/10/1991

RPI 1097

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