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Official data from INPI

TAMBOR ROTATIVO TAL COMO UM FORNO ROTATIVO, QUE É SUSPENSO, SUBSTANCIALMENTE CONCÊNTRICO, DENTRO DE UM ANEL ATIVO

Arquivada/ExtintaInvention PatentPCT · DK1995000179

Application data

Number

PI9508003

Type

Invention Patent

Filing

05/04/1995

Publication

11/18/1997

PCT

DK1995000179

Progress at the INPI

  1. Filing05/04/95
  2. Publication11/18/97
  3. Examination
  4. Allowance11/30/99
  5. Grant05/02/00
  6. Expired11/10/15

The letters patent expired on 11/10/2015: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/10/2015. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F.L. Smidth & Co. A/S.

DK

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Inventors

J. P. (pessoa física)

DK

Technical data

IPC Classification

Priority claims

DK

0704/94 · 06/16/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 04/05/2015

11/10/2015

RPI 2340

Concessão da patente

#16.1

05/02/2000

RPI 1530

Deferimento

#9.1

11/30/1999

RPI 1508

Notificação de entrada na fase nacional - PCT

#1.3

11/18/1997

RPI 1407

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