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Official data from INPI

CONJUNTO DE SECAGEM DE VAPOR

Concessão AnuladaInvention Patent

Application data

Number

PI8103932

Type

Invention Patent

Filing

06/23/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing06/23/81
  2. Publication03/09/82
  3. Examination03/20/84
  4. Allowance09/10/85
  5. Grant04/29/86
  6. Expired10/08/96

The letters patent expired on 10/08/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Framatome

FR

Framatome.

FR

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Inventors

B. C. (pessoa física)

L. C. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

80-14744 · 07/02/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

07/29/1986

RPI 823

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

Republicação - classificação IPC

#15.11

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

03/20/1984

RPI 700

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Carta-patente expirada

#21.1

10/08/1996

RPI 1349

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