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Official data from INPI

MÉTODO DE CONTROLAR A QUEIMA DE UMA SOLUÇÃO EM UMA CALDEIRA DE RECUPERAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8203222

Type

Invention Patent

Filing

06/01/1982

Publication

05/17/1983

Progress at the INPI

Technical opinion to answer
  1. Filing06/01/82
  2. Publication05/17/83
  3. Examination07/09/85
  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: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Oy Tampella Ab

FI

Inventors

K. S. (pessoa física)

FI

P. H. (pessoa física)

Technical data

IPC Classification

Priority claims

FI

811679 · 06/01/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

07/19/1988

RPI 926

Solicitação de exame técnico

#4.1

07/09/1985

RPI 768

Publicação do pedido de patente

#3.1

05/17/1983

RPI 656

Pedido de patente depositado

#2.1

07/20/1982

RPI 613

Retificação

#15.3

09/08/1992

RPI 1136

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