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Official data from INPI

PROCESSO E DISPOSITIVO DE ESTABILIZAÇÃO DA CORRENTE MARGINAL DO AR NUMA TORRES DE REFRIGERAÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8104001

Type

Invention Patent

Filing

06/25/1981

Publication

06/15/1982

Progress at the INPI

  1. Filing06/25/81
  2. Publication06/15/82
  3. Examination08/17/82
  4. Allowance01/03/84
  5. Grant06/26/84
  6. Terminated05/24/88

The patent was granted on 06/26/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

DE

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Inventors

R. H. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 23 982.8 · 06/26/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/24/1984

RPI 705

Deferimento

#9.1

01/03/1984

RPI 689

Solicitação de exame técnico

#4.1

08/17/1982

RPI 617

Publicação do pedido de patente

#3.1

06/15/1982

RPI 608

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