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Official data from INPI

REVESTIMENTO E COMPOSIÇÃO REFRATÁRIOS MONOLÍTICOS RESISTENTES À CRIOLITA

Arquivada/ExtintaInvention PatentPCT · US1995012133

Application data

Number

PI9509150

Type

Invention Patent

Filing

09/25/1995

Publication

11/25/1997

PCT

US1995012133

Progress at the INPI

  1. Filing09/25/95
  2. Publication11/25/97
  3. Examination
  4. Allowance12/17/02
  5. Grant07/08/03
  6. Terminated07/23/13

The patent was granted on 07/08/2003 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/23/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Saint-Gobain/Norton Industrial Ceramics Corporation

US

Inventors

E. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

311810 · 09/26/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Extinção para fins de restauração (art. 87)

#21.6

referente ao despacho 24.3 na RPI 2050 de 20/04/2010, e comprovar o recolhimento da 15ª,16ª,17ª e 18ª anuidades.

07/23/2013

RPI 2220

24.3

Referente 12a., 13a., e 14a. anuidades.

04/20/2010

RPI 2050

Concessão da patente

#16.1

07/08/2003

RPI 1696

Deferimento

#9.1

12/17/2002

RPI 1667

Notificação de entrada na fase nacional - PCT

#1.3

11/25/1997

RPI 1408

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