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Official data from INPI

MÉTODO E APARELHO DE RETIFICAÇÃO CRIOGÊNICA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9504263

Type

Invention Patent

Filing

10/03/1995

Publication

10/27/1998

Progress at the INPI

  1. Filing10/03/95
  2. Publication10/27/98
  3. Examination
  4. Allowance02/01/00
  5. Grant08/08/00
  6. Terminated08/13/13

The patent was granted on 08/08/2000 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/13/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Praxair Technology, Inc.

US

See this company's full portfolio

Inventors

H. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

317973 · 10/04/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Extinção para fins de restauração (art. 87)

#21.6

Referente ao despacho publicado na rpi 2049 de 13 - 04 - 2010 e comprovar recolhimento da 15ª , 16ª , 17ª e 18ª anuidades.

08/13/2013

RPI 2223

24.3

Referente 9a., 10a., 11a., 12a., 13a., e 14a., anuidades.

04/13/2010

RPI 2049

Concessão da patente

#16.1

08/08/2000

RPI 1544

Deferimento

#9.1

02/01/2000

RPI 1517

Publicação do pedido de patente

#3.1

10/27/1998

RPI 1451

Pedido de patente depositado

#2.1

10/31/1995

RPI 1300

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