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Official data from INPI

PROCESSO DE TRATAMENTO TERMICO EM CONTINUO

ConcedidaInvention Patent

Application data

Number

PI7803287

Type

Invention Patent

Filing

05/24/1977

Publication

-

Progress at the INPI

  1. Filing05/24/77
  2. Publication
  3. Examination
  4. Allowance08/09/83
  5. Grant02/28/84
  6. Terminated09/18/90

The patent was granted on 02/28/1984 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: 04/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. M. (pessoa física)

Inventors

P. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

04/17/1984

RPI 704

Concessão da patente

#16.1

02/28/1984

RPI 697

Republicação - classificação IPC

#15.11

02/07/1984

RPI 694

Notificação para pagamento de retribuição

#13.1

11/29/1983

RPI 684

Deferimento

#9.1

08/09/1983

RPI 668

Exigência - art. 36 da LPI

#6.1

08/03/1982

RPI 615

6.2

12/15/1981

RPI 582

Anuidade - prazo legal encerrado

#18.2

09/18/1990

RPI 1033

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