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Official data from INPI

Processo para preparação de reagentes vaporizados

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005227

Type

Invention Patent

Filing

10/17/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing10/17/90
  2. Publication09/17/91
  3. Examination09/21/93
  4. Allowance08/05/97
  5. Grant07/28/98
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Libbey-Owens-Ford Co

US

See this company's full portfolio

Inventors

M. S. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

Priority claims

US

07/422.636 · 10/17/1989

US

07/591.121 · 10/04/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/10/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

07/28/1998

RPI 1440

Republicação - classificação IPC

#15.11

09/02/1997

RPI 1396

Deferimento

#9.1

08/05/1997

RPI 1392

Exigência - art. 36 da LPI

#6.1

10/22/1996

RPI 1351

Solicitação de exame técnico

#4.1

09/21/1993

RPI 1190

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/16/1991

RPI 1063

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