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Official data from INPI

DISPOSIÇÕES CONSTRUTIVAS INTRODUZIDAS EM CONJUNTO TERMINAL DE VEDAÇÃO.

PublicadaUtility Model

Application data

Number

MU6802657

Type

Utility Model

Filing

12/02/1988

Publication

05/30/1989

Progress at the INPI

  1. Filing12/02/88
  2. Publication05/30/89
  3. Examination08/07/90
  4. Allowance05/18/93
  5. Grant02/16/94
  6. Expired09/25/01

The letters patent expired on 09/25/2001: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lorenzetti S/A Indústrias Brasileiras Eletrometalúrgicas

PR, BR

See this company's full portfolio

Inventors

J. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

05/30/1989

RPI 971

Pedido de patente depositado

#2.1

05/23/1989

RPI 970

Carta-patente expirada

#21.1

Patente extinta em 02/12/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

Concessão da patente

#16.1

02/16/1994

RPI 1211

Notificação para pagamento de retribuição

#13.1

09/28/1993

RPI 1191

Deferimento

#9.1

05/18/1993

RPI 1172

14.1

09/24/1991

RPI 1086

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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