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Official data from INPI

PROCESSO DE RESFRIAR MATERIAL GRANULAR E RESFRIADOR PARA USO NA EXECUÇÃO DO PROCESSO .

Em AnáliseInvention Patent

Application data

Number

PI8602946

Type

Invention Patent

Filing

06/26/1986

Publication

02/17/1987

Progress at the INPI

  1. Filing06/26/86
  2. Publication02/17/87
  3. Examination06/09/87
  4. Allowance
  5. Grant
  6. In force

Published on 02/17/1987, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 06/09/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F.L. Smidth Comercio e Industria Ltda

SP, BR

See this company's full portfolio

Inventors

T. E. (pessoa física)

DK

Technical data

IPC Classification

Priority claims

GB

8516474 · 06/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/09/1987

RPI 868

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/16/1986

RPI 843

Retificação

#15.3

06/25/1991

RPI 1073

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