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Official data from INPI

GERADOR DE CALOR APERFEICOADO

ConcedidaInvention Patent

Application data

Number

PI8109048

Type

Invention Patent

Filing

11/23/1981

Publication

11/08/1983

Progress at the INPI

  1. Filing11/23/81
  2. Publication11/08/83
  3. Examination04/23/85
  4. Allowance03/31/87
  5. Grant09/29/87
  6. Terminated02/04/92

The patent was granted on 09/29/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MONRO RICHARD J [US]

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

08/11/1987

RPI 877

Deferimento

#9.1

03/31/1987

RPI 858

Exigência - art. 36 da LPI

#6.1

06/24/1986

RPI 818

Exigência - art. 36 da LPI

#6.1

11/26/1985

RPI 788

Solicitação de exame técnico

#4.1

04/23/1985

RPI 757

Notificação de entrada na fase nacional - PCT

#1.3

11/08/1983

RPI 681

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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