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Official data from INPI

PROCESSO PARA A EXPANSAO DE TABACO E PRODUTO DE TABACO ASSIM OBTIDO

Em AnáliseInvention Patent

Application data

Number

PI7901898

Type

Invention Patent

Filing

03/29/1978

Publication

-

Progress at the INPI

  1. Filing03/29/78
  2. Publication
  3. Examination
  4. Allowance10/23/84
  5. Grant04/30/85
  6. Expired06/21/94

The letters patent expired on 06/21/1994: 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PHILIP MORRIS INC

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Inventors

A. P. (pessoa física)

B. R. (pessoa física)

U. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

02/28/1989

RPI 958

20.7

02/21/1989

RPI 957

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Deferimento

#9.1

10/23/1984

RPI 731

Exigência - art. 36 da LPI

#6.1

05/22/1984

RPI 709

Exigência - art. 36 da LPI

#6.1

12/27/1983

RPI 688

6.2

02/08/1983

RPI 642

Carta-patente expirada

#21.1

06/21/1994

RPI 1229

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