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Official data from INPI

ARTIGO RECUPERAVEL A CALOR,PROCESSOS DE COBRIMENTO DE PARTE DE UM SUBSTRATO E DE PRODUCAO DE UM ARTIGO CONTRATIL A CALOR E SUBSTRATO ALONGADO

Em AnáliseInvention Patent

Application data

Number

PI7707479

Type

Invention Patent

Filing

11/08/1976

Publication

-

Progress at the INPI

  1. Filing11/08/76
  2. Publication
  3. Examination
  4. Allowance12/06/83
  5. Grant05/29/84
  6. Terminated12/15/87

The patent was granted on 05/29/1984 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RAYCHEM SA NV

Inventors

B. F. (pessoa física)

C. B. (pessoa física)

S. F. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

03/27/1984

RPI 701

Deferimento

#9.1

12/06/1983

RPI 685

11.8

09/13/1983

RPI 673

Arquivamento - Art. 36 §1° da LPI

#11.2

06/28/1983

RPI 662

Exigência - art. 36 da LPI

#6.1

12/14/1982

RPI 634

Deferimento

#9.1

08/17/1982

RPI 617

Exigência - art. 36 da LPI

#6.1

02/24/1982

RPI 592

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