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Official data from INPI

DISPOSICAO INTRODUZIDA EM ACUMULADOR HIDRAULICO

ConcedidaUtility Model

Application data

Number

MU6300688

Type

Utility Model

Filing

05/25/1983

Publication

09/27/1983

Progress at the INPI

  1. Filing05/25/83
  2. Publication09/27/83
  3. Examination11/29/83
  4. Allowance01/13/87
  5. Grant08/25/87
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

REXROTH HIDRAULICA LTDA [BR]

Inventors

O. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/25/1987

RPI 879

Notificação para pagamento de retribuição

#13.1

06/09/1987

RPI 868

Deferimento

#9.1

01/13/1987

RPI 847

Exigência - art. 36 da LPI

#6.1

05/20/1986

RPI 813

Solicitação de exame técnico

#4.1

11/29/1983

RPI 684

Publicação antecipada

#3.2

09/27/1983

RPI 675

Pedido de patente depositado

#2.1

07/12/1983

RPI 664

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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