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Official data from INPI

APARELHO TROCADOR DE CALOR DE CAMISA E TUBO

Em AnáliseInvention Patent

Application data

Number

PI8407108

Type

Invention Patent

Filing

09/19/1984

Publication

08/27/1985

Progress at the INPI

  1. Filing09/19/84
  2. Publication08/27/85
  3. Examination07/28/87
  4. Allowance06/20/89
  5. Grant04/24/90
  6. Terminated07/04/95

The patent was granted on 04/24/1990 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. C. (pessoa física)

US

Inventors

R. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

539.198 · 10/05/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/17/1989

RPI 991

Deferimento

#9.1

06/20/1989

RPI 974

Exigência - art. 36 da LPI

#6.1

08/30/1988

RPI 932

Solicitação de exame técnico

#4.1

07/28/1987

RPI 875

Notificação de entrada na fase nacional - PCT

#1.3

08/27/1985

RPI 775

Anuidade - prazo legal encerrado

#18.2

07/04/1995

RPI 1283

Concessão da patente

#16.1

04/24/1990

RPI 1015

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