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Official data from INPI

PROCESSO PARA MANUTENÇÃO DE UMA TEMPERATURA DE PONTO FINAL ASTM PARA A CORRENTE DE PRODUTO LÍQUIDO DE TOPO RETIRADA DE UM ACUMULADOR DE PRODUTO DE TOPO ASSOCIADO A UMA COLUNA DE DESTILAÇÃO FRACIONADA E APARELHO PARA DESTILAÇÃO FRACIONADA.

Em AnáliseInvention Patent

Application data

Number

PI8402075

Type

Invention Patent

Filing

05/03/1984

Publication

03/26/1985

Progress at the INPI

Office action pending
  1. Filing05/03/84
  2. Publication03/26/85
  3. Examination10/15/85
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Phillips Petroleum Company

US

See this company's full portfolio

Inventors

G. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

498.997 · 05/27/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

11/01/1988

RPI 941

6.2

06/28/1988

RPI 923

Pedido de certificado de adição de invenção

#5.1

02/18/1986

RPI 800

Solicitação de exame técnico

#4.1

10/15/1985

RPI 782

Publicação do pedido de patente

#3.1

03/26/1985

RPI 753

Pedido de patente depositado

#2.1

07/10/1984

RPI 716

Retificação

#15.3

01/14/1992

RPI 1102

Exigência - art. 36 da LPI

#6.1

05/21/1991

RPI 1068

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