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Official data from INPI

MÉTODO PARA A MANUFATURA DE CIMENTO

ArquivadaInvention PatentPCT · DK1992000310
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Application data

Number

PI9206503

Type

Invention Patent

Filing

10/26/1992

Publication

11/21/1995

PCT

DK1992000310
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Progress at the INPI

  1. Filing10/26/92
  2. Publication11/21/95
  3. Examination02/13/96
  4. Allowance02/17/99
  5. Abandoned
  6. In force

The application was allowed on 02/17/1999 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 04/11/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F.L. Smith & Co. A/S

DK

Inventors

J. F. (pessoa física)

DK

Technical data

IPC Classification

C04B 7/47

Priority claims

DK

1922/91 · 11/27/1991

Abstract

É descrito um método para a manufatura de cimento, pelo qual é adicionado gesso ao clínquer no resfriador de clínquer (3). Por este método é obtido que o gesso seja seco de uma maneira segura, simples e barata sem custos adicionais substanciais para estabelecimento e operação.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

04/11/2000

RPI 1527

Deferimento

#9.1

02/17/1999

RPI 1467

Solicitação de exame técnico

#4.1

02/13/1996

RPI 1315

Notificação de entrada na fase nacional - PCT

#1.3

11/21/1995

RPI 1303

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