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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6500636

Type

Utility Model

Filing

05/21/1985

Publication

11/05/1985

Progress at the INPI

  1. Filing05/21/85
  2. Publication11/05/85
  3. Examination03/04/86
  4. Allowance04/26/88
  5. Grant10/25/88
  6. Expired10/03/95

The letters patent expired on 10/03/1995: 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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Prayon Metaloplastica Ltda.

SC, BR

Inventors

P. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

08/09/1988

RPI 929

Deferimento

#9.1

04/26/1988

RPI 914

Solicitação de exame técnico

#4.1

03/04/1986

RPI 802

Publicação antecipada

#3.2

11/05/1985

RPI 785

Pedido de patente depositado

#2.1

08/13/1985

RPI 773

Carta-patente expirada

#21.1

10/03/1995

RPI 1296

20.7

02/11/1992

RPI 1106

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