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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE COMPOSTOS, COMPOSIÇÃO POLIMÉRICA ESTABILIZADA E PROCESSO PARA ESTABILIZAR POLÍMEROS SINTÉTICOS CONTRA A DEGRADAÇÃO OXIDATIVA INDUZIDA PELA LUZ.

ArquivadaInvention Patent

Application data

Number

PI8605773

Type

Invention Patent

Filing

11/25/1986

Publication

08/25/1987

Progress at the INPI

  1. Filing11/25/86
  2. Publication08/25/87
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 11/25/1986 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

J. E. (pessoa física)

DE

Technical data

Priority claims

DE

P 35 41 665.3 · 11/26/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/12/1989

RPI 999

Publicação do pedido de patente

#3.1

08/25/1987

RPI 879

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

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