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Official data from INPI

PROCESSO DE TRÊS ESTÁGIOS PARA A PRODUÇÃO DE COQUE DE PETRÓLEO CALCINADO

ArquivadaInvention Patent

Application data

Number

PI8200637

Type

Invention Patent

Filing

02/05/1982

Publication

12/14/1982

Progress at the INPI

  1. Filing02/05/82
  2. Publication12/14/82
  3. Abandoned02/20/85
  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: 07/15/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

Inventors

E. H. (pessoa física)

US

H. H. (pessoa física)

US

L. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

233,829 · 02/12/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/15/1986

RPI 821

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

Solicitação de exame técnico

#4.1

02/20/1985

RPI 748

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

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