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Official data from INPI

COMPOSTO DE POLIALQUILPIPERIDINA

ArquivadaInvention Patent

Application data

Number

PI9503042

Type

Invention Patent

Filing

06/30/1995

Publication

04/30/1996

Progress at the INPI

  1. Filing06/30/95
  2. Publication04/30/96
  3. Examination
  4. Allowance05/07/02
  5. Abandoned
  6. In force

The application was allowed on 05/07/2002 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 01/21/2003. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

D. W. (pessoa física)

DE

D. G. (pessoa física)

DE

D. Z. (pessoa física)

DE

Technical data

Priority claims

DE

P 44 23 055.9 · 07/01/1994

Abstract

Patente de Invenção: "COMPOSTO DE POLIALQUILPIPERIDINA". Compostos de polialquilpiperidina da fórmula I em que Y é um dos grupos são estabilizados muito eficazes para materiais orgânicos.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

01/21/2003

RPI 1672

Deferimento

#9.1

05/07/2002

RPI 1635

Conhecimento de parecer técnico

#7.1

07/24/2001

RPI 1594

Publicação do pedido de patente

#3.1

04/30/1996

RPI 1326

Pedido de patente depositado

#2.1

08/22/1995

RPI 1290

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