(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

CATALISADOR DE METALOCENO-ALUMOXANO SUPORTADO PARA POLIMERIZAÇÃO EM ALTA PRESSÃO DE OLEFINAS E UM PROCESSO DE PREPARAÇÃO E USO DO MESMO

ArquivadaInvention PatentPCT · US1989004183

Application data

Number

PI8907098

Type

Invention Patent

Filing

09/26/1989

Publication

01/08/1991

PCT

US1989004183

Progress at the INPI

  1. Filing09/26/89
  2. Publication01/08/91
  3. Abandoned09/29/92
  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.

Talk to a specialist

Latest action published by the INPI: 10/31/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Chemical Patents Inc

US

See this company's full portfolio

Inventors

M. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

250.293 · 09/28/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/31/1995

RPI 1300

Exigência - art. 36 da LPI

#6.1

01/31/1995

RPI 1261

Solicitação de exame técnico

#4.1

09/29/1992

RPI 1139

Notificação de entrada na fase nacional - PCT

#1.3

01/08/1991

RPI 1049

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.