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Official data from INPI

CONDENSADOR DE SUPERFÍCIE REFRIGERADO A AR

ConcedidaInvention Patent

Application data

Number

PI8501352

Type

Invention Patent

Filing

03/26/1985

Publication

04/22/1986

Progress at the INPI

  1. Filing03/26/85
  2. Publication04/22/86
  3. Examination08/05/86
  4. Allowance04/04/89
  5. Grant09/26/89
  6. Terminated05/21/96

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gea Luftkhlergesellschaft Happel Gmbh & Co.

DE

Inventors

D. P. (pessoa física)

DE

H. M. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

84105050.3(EPE) · 05/04/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

08/01/1989

RPI 980

Deferimento

#9.1

04/04/1989

RPI 963

Exigência - art. 36 da LPI

#6.1

07/26/1988

RPI 927

4.1.1

10/27/1987

RPI 888

Solicitação de exame técnico

#4.1

09/22/1987

RPI 883

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

04/22/1986

RPI 809

Pedido de patente depositado

#2.1

06/18/1985

RPI 765

Anuidade - prazo legal encerrado

#18.2

05/21/1996

RPI 1329

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