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Official data from INPI

DISPOSITIVO DE CORTE

ConcedidaUtility Model

Application data

Number

MU6201670

Type

Utility Model

Filing

12/06/1982

Publication

04/10/1984

Progress at the INPI

  1. Filing12/06/82
  2. Publication04/10/84
  3. Examination07/03/84
  4. Allowance12/17/85
  5. Grant06/24/86
  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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SCHAFSTEIN HEINZ JUERGEN [BR]

Inventors

S. [. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

Republicação - classificação IPC

#15.11

09/24/1985

RPI 779

Exigência - art. 36 da LPI

#6.1

08/13/1985

RPI 773

Solicitação de exame técnico

#4.1

07/03/1984

RPI 715

Publicação antecipada

#3.2

04/10/1984

RPI 703

Pedido de patente depositado

#2.1

02/01/1983

RPI 641

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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