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Official data from INPI

PROCESSO CONTÍNUO PARA RECUPERAÇÃO DE DIÓXIDO DE CARBONO A PARTIR DE UMA CORRENTE GASOSA RICA EM DIÓXIDO DE CARBONO

Arquivada/ExtintaInvention PatentPCT · US1989001706

Application data

Number

PI8907421

Type

Invention Patent

Filing

04/24/1989

Publication

05/07/1991

PCT

US1989001706

Progress at the INPI

  1. Filing04/24/89
  2. Publication05/07/91
  3. Examination09/10/91
  4. Allowance08/10/99
  5. Grant05/30/00
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. C. (pessoa física)

US

See this company's full portfolio

Inventors

O. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

190.838 · 05/06/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 30/05/2010

12/26/2012

RPI 2190

Concessão da patente

#16.1

05/30/2000

RPI 1534

Deferimento

#9.1

08/10/1999

RPI 1492

Exigência - art. 36 da LPI

#6.1

09/29/1998

RPI 1449

Exigência - art. 36 da LPI

#6.1

11/11/1997

RPI 1406

Conhecimento de parecer técnico

#7.1

02/27/1996

RPI 1317

Solicitação de exame técnico

#4.1

09/10/1991

RPI 1084

Notificação de entrada na fase nacional - PCT

#1.3

05/07/1991

RPI 1066

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