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Official data from INPI

Processo contínuo para alvejar com peróxido.

ConcedidaInvention Patent

Application data

Number

PI8101490

Type

Invention Patent

Filing

03/13/1981

Publication

-

Progress at the INPI

  1. Filing03/13/81
  2. Publication
  3. Examination02/02/82
  4. Allowance08/21/84
  5. Grant03/26/85
  6. Terminated08/23/94

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.

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Latest action published by the INPI: 03/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. K. (pessoa física)

DE

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Inventors

H. H. (pessoa física)

K. J. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 3010139.4-34 · 03/15/1980

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

Republicação - classificação IPC

#15.11

09/04/1984

RPI 724

Deferimento

#9.1

08/21/1984

RPI 722

Exigência - art. 36 da LPI

#6.1

02/14/1984

RPI 695

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

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