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Official data from INPI

ELEMENTO DE BOQUILHA E ARTIGO PARA FUMAR

Em ExigênciaInvention Patent

Application data

Number

PI8501441

Type

Invention Patent

Filing

03/22/1985

Publication

08/20/1985

Progress at the INPI

  1. Filing03/22/85
  2. Publication08/20/85
  3. Examination12/17/85
  4. Allowance08/04/92
  5. Grant05/25/93
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Souza Cruz S/A

RJ, BR

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Inventors

H. H. (pessoa física)

GB

M. D. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8407671 · 03/23/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

12/17/1985

RPI 791

Publicação antecipada

#3.2

08/20/1985

RPI 774

Pedido de patente depositado

#2.1

06/18/1985

RPI 765

Carta-patente expirada

#21.1

Patente extinta em 22/03/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

12/29/1992

RPI 1152

Deferimento

#9.1

08/04/1992

RPI 1131

Exigência - art. 36 da LPI

#6.1

08/06/1991

RPI 1079

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