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Official data from INPI

PROCESSO PARA A CONVERSÃO DE UMA CARGA CARBONACEA SÓLIDA.

ArquivadaInvention Patent

Application data

Number

PI8303837

Type

Invention Patent

Filing

07/18/1983

Publication

02/21/1984

Progress at the INPI

  1. Filing07/18/83
  2. Publication02/21/84
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/15/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Engineering Company

US

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Inventors

S. Y. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.8

03/15/1988

RPI 908

Arquivamento - Art. 36 §1° da LPI

#11.2

06/23/1987

RPI 870

Arquivamento - Art. 33 da LPI

#11.1

09/16/1986

RPI 830

Publicação do pedido de patente

#3.1

02/21/1984

RPI 696

Pedido de patente depositado

#2.1

09/27/1983

RPI 675

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