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Official data from INPI

MÉTODO DE RESFRIAMENTO DE UM ELEMENTO CORTANTE DE TESOURA E ARRANJO PARA CORTAR UMA MASSA DE VIDRO EM FUSÃO

Arquivada/ExtintaInvention PatentPCT · SE1988000494

Application data

Number

PI8807921

Type

Invention Patent

Filing

09/23/1988

Publication

07/02/1991

PCT

SE1988000494

Progress at the INPI

  1. Filing09/23/88
  2. Publication07/02/91
  3. Examination11/23/93
  4. Allowance06/20/95
  5. Grant01/30/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. A. (pessoa física)

SE

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Inventors

P. M. (pessoa física)

DE

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 23/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

01/30/1996

RPI 1313

Notificação para pagamento de retribuição

#13.1

10/31/1995

RPI 1300

Deferimento

#9.1

06/20/1995

RPI 1281

Exigência - art. 36 da LPI

#6.1

12/13/1994

RPI 1254

Solicitação de exame técnico

#4.1

11/23/1993

RPI 1199

Notificação de entrada na fase nacional - PCT

#1.3

07/02/1991

RPI 1074

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