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Official data from INPI

GERADOR DE VAPOR DE UTILIDADE COM PRESSÃO AUTO-CONTROLADA

Em AnáliseInvention PatentPCT · EP1987000604

Application data

Number

PI8707906

Type

Invention Patent

Filing

10/09/1987

Publication

03/01/1990

PCT

EP1987000604

Progress at the INPI

  1. Filing10/09/87
  2. Publication03/01/90
  3. Examination09/25/90
  4. Allowance10/22/91
  5. Grant09/29/92
  6. Terminated10/24/95

The patent was granted on 09/29/1992 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: 10/24/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. A. (pessoa física)

IT

Inventors

C. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

03/03/1992

RPI 1109

Deferimento

#9.1

10/22/1991

RPI 1090

Exigência - art. 36 da LPI

#6.1

04/30/1991

RPI 1065

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

Notificação de entrada na fase nacional - PCT

#1.3

03/01/1990

RPI 1007

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