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Official data from INPI

MISTURA DE GASES E PROCESSO DE PRESSURIZAR UM LÍQUIDO

Prazo de SigiloInvention Patent

Application data

Number

PI8802303

Type

Invention Patent

Filing

05/12/1988

Publication

12/13/1988

Progress at the INPI

Under appeal
  1. Filing05/12/88
  2. Publication12/13/88
  3. Examination08/07/90
  4. Refused08/01/95
  5. Grant
  6. In force

The application was refused by the INPI on 08/01/1995. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

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Inventors

M. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

049.555 · 05/14/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

12/13/1988

RPI 947

Publicação do pedido de patente

#3.1

12/13/1988

RPI 947

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era A23L 2/26.

03/27/2018

RPI 2464

Indeferimento

#9.2

08/01/1995

RPI 1287

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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