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Official data from INPI

PROCESSO DE HIDROCONVERSÃO EM SUSPENSÃO.

PublicadaInvention Patent

Application data

Number

PI8701824

Type

Invention Patent

Filing

04/15/1987

Publication

01/26/1988

Progress at the INPI

  1. Filing04/15/87
  2. Publication01/26/88
  3. Abandoned06/19/90
  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: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Engineering Company

US

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Inventors

F. M. (pessoa física)

US

W. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

854.308 · 04/21/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/26/1988

RPI 901

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Arquivamento - Art. 36 §1° da LPI

#11.2

08/03/1993

RPI 1183

Exigência - art. 36 da LPI

#6.1

02/24/1993

RPI 1160

Conhecimento de parecer técnico

#7.1

01/14/1992

RPI 1102

Pedido de certificado de adição de invenção

#5.1

09/25/1990

RPI 1034

Solicitação de exame técnico

#4.1

06/19/1990

RPI 1023

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