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Official data from INPI

CALDEIRA DE MULTIPLAS FUNCOES E FONTES DE AQUECIMENTO

ConcedidaUtility Model

Application data

Number

MU6200300

Type

Utility Model

Filing

02/05/1982

Publication

02/01/1983

Progress at the INPI

  1. Filing02/05/82
  2. Publication02/01/83
  3. Examination08/09/83
  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

MORGANTI SA IND COM [BR]

Inventors

S. E. (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

Exigência - art. 36 da LPI

#6.1

01/08/1985

RPI 742

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

Publicação antecipada

#3.2

02/01/1983

RPI 641

Pedido de patente depositado

#2.1

04/27/1982

RPI 601

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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