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Official data from INPI

APARELHO PARA A QUEIMA DE COMBUSTÍVEL.

ConcedidaInvention Patent

Application data

Number

PI8105334

Type

Invention Patent

Filing

08/21/1981

Publication

05/04/1982

Progress at the INPI

  1. Filing08/21/81
  2. Publication05/04/82
  3. Examination07/10/84
  4. Allowance01/07/86
  5. Grant07/29/86
  6. Terminated02/04/92

The patent was granted on 07/29/1986 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: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Supply (Constructions) Co. Ltd.

Inventors

P. E. (pessoa física)

Technical data

IPC Classification

Priority claims

US

180.309 · 08/22/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

05/06/1986

RPI 811

Deferimento

#9.1

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

07/10/1984

RPI 716

Publicação do pedido de patente

#3.1

05/04/1982

RPI 602

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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