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Official data from INPI

INSTALAÇÃO DE BOILER AQUECIDA POR GÁS COM CONTROLE DOS COMPONENTES DE COMBUSTÃO

PublicadaInvention Patent

Application data

Number

PI8701043

Type

Invention Patent

Filing

03/06/1987

Publication

09/06/1988

Progress at the INPI

  1. Filing03/06/87
  2. Publication09/06/88
  3. Examination11/13/90
  4. Allowance06/18/91
  5. Grant03/31/92
  6. Terminated10/17/95

The patent was granted on 03/31/1992 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: 09/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rendamax B.V.

NL

Inventors

J. M. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

NL

8602777 · 11/03/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/06/1988

RPI 933

Pedido de patente depositado

#2.1

06/23/1987

RPI 870

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

03/31/1992

RPI 1113

Republicação - classificação IPC

#15.11

11/19/1991

RPI 1094

Notificação para pagamento de retribuição

#13.1

10/15/1991

RPI 1089

Deferimento

#9.1

06/18/1991

RPI 1072

Solicitação de exame técnico

#4.1

11/13/1990

RPI 1041

14.1

03/01/1990

RPI 1007

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