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Official data from INPI

Dispositivo para fumar

Arquivada/ExtintaInvention Patent

Application data

Number

PI8906316

Type

Invention Patent

Filing

12/04/1989

Publication

08/21/1990

Progress at the INPI

  1. Filing12/04/89
  2. Publication08/21/90
  3. Examination01/15/91
  4. Allowance05/27/97
  5. Grant07/28/98
  6. Expired01/02/13

The letters patent expired on 01/02/2013: 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: 01/02/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brown & Williamson Tobacco Corporation

US

See this company's full portfolio

Inventors

R. J. (pessoa física)

US

T. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

281,584 · 12/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 04/12/2009

01/02/2013

RPI 2191

Concessão da patente

#16.1

07/28/1998

RPI 1440

Deferimento

#9.1

05/27/1997

RPI 1382

Exigência - art. 36 da LPI

#6.1

10/01/1996

RPI 1348

Solicitação de exame técnico

#4.1

01/15/1991

RPI 1050

Publicação do pedido de patente

#3.1

08/21/1990

RPI 1029

Pedido de patente depositado

#2.1

03/13/1990

RPI 1009

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