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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE ALFA-OLEFINAS SUBSTANCIALMENTE LINEARES E COMPOSIÇÃO CATALISADORA

PublicadaInvention Patent

Application data

Number

PI8802987

Type

Invention Patent

Filing

06/17/1988

Publication

01/10/1989

Progress at the INPI

  1. Filing06/17/88
  2. Publication01/10/89
  3. Abandoned03/12/91
  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: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Chemical Patents, Inc

US

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Inventors

D. Y. (pessoa física)

US

L. J. (pessoa física)

US

T. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

063.662 · 06/19/1987

US

195.665 · 05/18/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/10/1989

RPI 951

Pedido de patente depositado

#2.1

11/08/1988

RPI 942

Republicação - classificação IPC

#15.11

ALTERADA DE C07C 2/24, B01J 21/02, B01J 21/06

12/08/1998

RPI 1457

Arquivamento - Art. 36 §1° da LPI

#11.2

08/18/1998

RPI 1443

Exigência - art. 36 da LPI

#6.1

05/13/1997

RPI 1380

Exigência - art. 36 da LPI

#6.1

01/31/1995

RPI 1261

Solicitação de exame técnico

#4.1

03/12/1991

RPI 1058

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