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Official data from INPI

RODA DE CARRINHO DE TRANSPORTE DE CARGAS LEVES

PublicadaUtility Model

Application data

Number

MU6600770

Type

Utility Model

Filing

05/22/1986

Publication

01/19/1988

Progress at the INPI

  1. Filing05/22/86
  2. Publication01/19/88
  3. Examination05/01/90
  4. Allowance05/28/91
  5. Grant02/04/92
  6. Expired09/17/96

The letters patent expired on 09/17/1996: 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: 01/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. Z. (pessoa física)

SP, BR

L. A. (pessoa física)

SP, BR

Inventors

A. Z. (pessoa física)

BR

L. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/19/1988

RPI 900

Pedido de patente depositado

#2.1

01/21/1987

RPI 848

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

Concessão da patente

#16.1

02/04/1992

RPI 1105

Notificação para pagamento de retribuição

#13.1

09/10/1991

RPI 1084

Deferimento

#9.1

05/28/1991

RPI 1069

Exigência - art. 36 da LPI

#6.1

12/26/1990

RPI 1047

Solicitação de exame técnico

#4.1

05/01/1990

RPI 1016

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