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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM CALDEIRA GERADORA DE ÁGUA QUENTE HORIZONTAL

Em AnáliseUtility Model

Application data

Number

MU6701726

Type

Utility Model

Filing

08/07/1987

Publication

02/28/1989

Progress at the INPI

  1. Filing08/07/87
  2. Publication02/28/89
  3. Examination09/12/89
  4. Allowance04/09/91
  5. Grant11/26/91
  6. Expired09/18/01

The letters patent expired on 09/18/2001: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Morganti S/A Indústria e Comércio

RS, BR

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Inventors

E. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/12/1989

RPI 986

Publicação do pedido de patente

#3.1

02/28/1989

RPI 958

Pedido de patente depositado

#2.1

02/09/1988

RPI 903

Carta-patente expirada

#21.1

Patente extinta em 07/08/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

09/18/2001

RPI 1602

Concessão da patente

#16.1

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

07/23/1991

RPI 1077

Deferimento

#9.1

04/09/1991

RPI 1062

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