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Official data from INPI

PAPEL DE CIGARRO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9004701

Type

Invention Patent

Filing

09/11/1990

Publication

09/10/1991

Progress at the INPI

  1. Filing09/11/90
  2. Publication09/10/91
  3. Examination11/26/91
  4. Allowance07/06/99
  5. Grant02/22/00
  6. Expired01/29/13

The letters patent expired on 01/29/2013: 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: 01/29/2013. 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

D. R. (pessoa física)

US

D. F. (pessoa física)

US

P. A. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

411,177 · 09/22/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/09/2010

01/29/2013

RPI 2195

Concessão da patente

#16.1

02/22/2000

RPI 1520

Deferimento

#9.1

07/06/1999

RPI 1487

Exigência - art. 36 da LPI

#6.1

09/15/1998

RPI 1447

Conhecimento de parecer técnico

#7.1

05/20/1997

RPI 1381

Solicitação de exame técnico

#4.1

11/26/1991

RPI 1095

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

03/26/1991

RPI 1060

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