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Official data from INPI

PROCESSO E APARELHO PARA TRATAR A CALOR TECIDOS DE MATERIAL IMPREGNADO

ConcedidaInvention Patent

Application data

Number

PI8101284

Type

Invention Patent

Filing

03/06/1980

Publication

-

Progress at the INPI

  1. Filing03/06/80
  2. Publication
  3. Examination10/11/83
  4. Allowance08/21/84
  5. Grant03/26/85
  6. Terminated09/25/90

The patent was granted on 03/26/1985 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: 03/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SINTER LTD

Inventors

C. H. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Deferimento

#9.1

08/21/1984

RPI 722

Exigência - art. 36 da LPI

#6.1

03/27/1984

RPI 701

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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