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Official data from INPI

PROCESSO PARA REGENERAR UM CATALISADOR

ArquivadaInvention PatentPCT · US1987003341

Application data

Number

PI8707592

Type

Invention Patent

Filing

12/15/1987

Publication

03/14/1989

PCT

US1987003341

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

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Inventors

C. W. (pessoa física)

D. L. (pessoa física)

D. M. (pessoa física)

P. T. (pessoa física)

R. J. (pessoa física)

T. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

080,111 · 07/31/1987

US

944,392 · 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

11/28/1995

RPI 1304

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

05/15/1990

RPI 1018

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