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Official data from INPI

PISTÃO DE PEDRAS PRECIOSAS E SEMI-PRECIOSAS.

ConcedidaUtility Model

Application data

Number

MU6300721

Type

Utility Model

Filing

05/31/1983

Publication

03/07/1984

Progress at the INPI

  1. Filing05/31/83
  2. Publication03/07/84
  3. Examination05/15/84
  4. Allowance07/30/85
  5. Grant02/25/86
  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: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. P. (pessoa física)

Inventors

P. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/25/1986

RPI 801

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

Solicitação de exame técnico

#4.1

05/15/1984

RPI 708

Publicação antecipada

#3.2

03/07/1984

RPI 698

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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