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Official data from INPI

TROCADOR DE CALOR DO TIPO DE CASCO E TUBOS.

ArquivadaInvention Patent

Application data

Number

PI8008263

Type

Invention Patent

Filing

12/17/1980

Publication

08/03/1982

Progress at the INPI

  1. Filing12/17/80
  2. Publication08/03/82
  3. Examination09/11/84
  4. Allowance04/08/86
  5. Abandoned
  6. In force

The application was allowed on 04/08/1986 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 01/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

K. V. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

01/06/1987

RPI 846

Notificação para pagamento de retribuição

#13.1

08/12/1986

RPI 825

Deferimento

#9.1

04/08/1986

RPI 807

Republicação - classificação IPC

#15.11

03/04/1986

RPI 802

14.1

08/27/1985

RPI 775

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

09/11/1984

RPI 725

Publicação do pedido de patente

#3.1

08/03/1982

RPI 615

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