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Official data from INPI

CIGARRO, PASTA DE TABACO EXPANSÍVEL E PROCESSO PARA MANUFATURA DE UM CIGARRO

ConcedidaInvention Patent

Application data

Number

PI8301715

Type

Invention Patent

Filing

04/04/1983

Publication

12/13/1983

Progress at the INPI

  1. Filing04/04/83
  2. Publication12/13/83
  3. Examination03/20/84
  4. Allowance02/12/86
  5. Grant08/26/86
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

British-American Tobacco Company Limited

RU

Brown & Williamson Tobacco Corporation

US

See this company's full portfolio

Inventors

P. S. (pessoa física)

S. R. (pessoa física)

Technical data

Priority claims

US

365.701 · 04/05/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/26/1986

RPI 827

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/12/1986

RPI 799

Exigência - art. 36 da LPI

#6.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

03/20/1984

RPI 700

Publicação do pedido de patente

#3.1

12/13/1983

RPI 686

Pedido de patente depositado

#2.1

05/17/1983

RPI 656

Carta-patente expirada

#21.1

Patente extinta em 04/04/98

07/01/2008

RPI 1956

Transferência deferida

#25.1

01/21/1998

RPI 1413

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