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Official data from INPI

PROCESSO DE FASE LÍQUIDA PARA POLIMERIZAÇÃO CATIÔNICA DE UMA CARGA DE ALIMENTAÇÃO COMPREENDENDO 1-OLEFINAS EM UM POLÍMERO

IndeferidaInvention Patent

Application data

Number

PI9105127

Type

Invention Patent

Filing

11/26/1991

Publication

07/21/1992

Progress at the INPI

Under appeal
  1. Filing11/26/91
  2. Publication07/21/92
  3. Examination07/12/94
  4. Refused08/24/99
  5. Grant
  6. In force

The application was refused by the INPI on 08/24/1999. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/24/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BP Chemicals Limited

GB

See this company's full portfolio

Inventors

C. M. (pessoa física)

GB

D. S. (pessoa física)

ES

Technical data

IPC Classification

Priority claims

GB

9025839.3 · 11/28/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido o pedido baseado nos Artigos nºs 37 combinado com 8º da LPI 9279 de 14/05/96.

08/24/1999

RPI 1494

Conhecimento de parecer técnico

#7.1

12/22/1998

RPI 1459

Solicitação de exame técnico

#4.1

07/12/1994

RPI 1232

Publicação do pedido de patente

#3.1

07/21/1992

RPI 1129

Pedido de patente depositado

#2.1

01/14/1992

RPI 1102

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