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Official data from INPI

DISPOSITIVO DE ELEVAÇÃO

Em AnáliseUtility Model

Application data

Number

MU6600368

Type

Utility Model

Filing

03/10/1986

Publication

11/11/1986

Progress at the INPI

  1. Filing03/10/86
  2. Publication11/11/86
  3. Examination01/06/87
  4. Allowance06/06/89
  5. Grant02/06/90
  6. Expired03/26/96

The letters patent expired on 03/26/1996: 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gerobras Indústria e Comércio Ltda

SP, BR

Inventors

R. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/03/1989

RPI 989

Deferimento

#9.1

06/06/1989

RPI 972

14.7

06/16/1987

RPI 869

Solicitação de exame técnico

#4.1

01/06/1987

RPI 846

Publicação antecipada

#3.2

11/11/1986

RPI 838

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Carta-patente expirada

#21.1

03/26/1996

RPI 1321

Concessão da patente

#16.1

02/06/1990

RPI 1005

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