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Official data from INPI

PROCESSO PARA LAVAGEM DE GASES ACIDOS DE MISTURAS DE GASES E PROCESSO PARA O ARREFECIMENTO DE GASES CONTENDO H2.S E AGUA

Em AnáliseInvention Patent

Application data

Number

PI8505325

Type

Invention Patent

Filing

10/25/1984

Publication

08/05/1986

Progress at the INPI

Technical opinion to answer
  1. Filing10/25/84
  2. Publication08/05/86
  3. Examination09/20/88
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LINDE AG [DE]

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Inventors

K. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/20/1988

RPI 935

Publicação do pedido de patente

#3.1

08/05/1986

RPI 824

Pedido de patente depositado

#2.1

01/14/1986

RPI 795

Retificação

#15.3

11/05/1991

RPI 1092

Conhecimento de parecer técnico

#7.1

04/30/1991

RPI 1065

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