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Official data from INPI

TROCADOR DE CALOR DE PLACAS.

Em AnáliseInvention Patent

Application data

Number

PI7908684

Type

Invention Patent

Filing

01/18/1980

Publication

-

Progress at the INPI

  1. Filing01/18/80
  2. Publication
  3. Examination05/04/82
  4. Allowance03/08/83
  5. Grant09/27/83
  6. Terminated10/03/89

The patent was granted on 09/27/1983 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Carl Johan Lockmans Ingenjorsbyra AB.

Inventors

B. F. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

7805830-2 · 05/22/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

16.3

12/13/1983

RPI 686

Concessão da patente

#16.1

09/27/1983

RPI 675

Notificação para pagamento de retribuição

#13.1

06/28/1983

RPI 662

Deferimento

#9.1

03/08/1983

RPI 646

Solicitação de exame técnico

#4.1

05/04/1982

RPI 602

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