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Official data from INPI

TROCADOR DE CALOR DE PLACAS.

Em AnáliseInvention Patent

Application data

Number

PI7908692

Type

Invention Patent

Filing

01/21/1980

Publication

-

Progress at the INPI

  1. Filing01/21/80
  2. Publication
  3. Examination05/04/82
  4. Allowance12/06/83
  5. Grant05/29/84
  6. Terminated04/26/94

The patent was granted on 05/29/1984 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Carl Johan Lockmans Ingenjorsbyra Ab.

SE

Carl Johan Lockmans Ingenjorsbyra AB.

Inventors

B. F. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

7805829-4 · 05/22/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

08/26/1986

RPI 827

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

03/27/1984

RPI 701

Deferimento

#9.1

12/06/1983

RPI 685

Exigência - art. 36 da LPI

#6.1

05/17/1983

RPI 656

Solicitação de exame técnico

#4.1

05/04/1982

RPI 602

Anuidade - prazo legal encerrado

#18.2

04/26/1994

RPI 1221

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