(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

Equipamento para escavação

Prazo de SigiloUtility Model

Application data

Number

MU6900456

Type

Utility Model

Filing

03/28/1989

Publication

09/11/1990

Progress at the INPI

  1. Filing03/28/89
  2. Publication09/11/90
  3. Examination11/27/90
  4. Allowance08/30/94
  5. Grant06/27/95
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 05/09/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Equipamentos Industriais Unideutsch Ltda

SP, BR

Inventors

P. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

05/09/1989

RPI 968

Carta-patente expirada

#21.1

Patente extinta em 28/03/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

01/03/1995

RPI 1257

Deferimento

#9.1

08/30/1994

RPI 1239

Exigência - art. 36 da LPI

#6.1

11/03/1993

RPI 1196

Solicitação de exame técnico

#4.1

11/27/1990

RPI 1043

Publicação antecipada

#3.2

09/11/1990

RPI 1032

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.