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Official data from INPI

PROCESSO PARA REDISPERSAR PLATINA SOBRE UM CATALISADOR QUE COMPREENDE PLATINA, ZEÓLITO L E UM AGLUTINATE DE ÓXIDO INOGÂNICO

ArquivadaInvention PatentPCT · US1987003333

Application data

Number

PI8707593

Type

Invention Patent

Filing

12/15/1987

Publication

03/14/1989

PCT

US1987003333

Progress at the INPI

  1. Filing12/15/87
  2. Publication03/14/89
  3. Abandoned05/15/90
  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: 03/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chevron Research Company

US

See this company's full portfolio

Inventors

D. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

067,920 · 06/29/1987

US

944.403 · 12/19/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

03/14/1989

RPI 960

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B01J 29/38.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

07/25/1995

RPI 1286

Exigência - art. 36 da LPI

#6.1

09/13/1994

RPI 1241

Solicitação de exame técnico

#4.1

05/15/1990

RPI 1018

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