(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA A PRODUCAO DE TRILHOS E/OU MATERIAIS DE FABRICACAO DE RODA RESISTENTES AO DESGASTE

ConcedidaInvention Patent
Talk to an expert

Application data

Number

PI7804209

Type

Invention Patent

Filing

07/02/1977

Publication

-
View on INPI

Progress at the INPI

  1. Filing07/02/77
  2. Publication
  3. Examination
  4. Allowance03/27/84
  5. Grant07/30/85
  6. Terminated01/28/92

The patent was granted on 07/30/1985 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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KRUPP AG HUETTENWERKE

Inventors

H. W. (pessoa física)

K. W. (pessoa física)

S. R. (pessoa física)

Technical data

IPC Classification

C22C 38/60

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

15.2

03/12/1985

RPI 751

Notificação para pagamento de retribuição

#13.1

07/17/1984

RPI 717

Deferimento

#9.1

03/27/1984

RPI 701

Exigência - art. 36 da LPI

#6.1

09/06/1983

RPI 672

Exigência - art. 36 da LPI

#6.1

11/16/1982

RPI 630

6.2

12/15/1981

RPI 582

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

Related

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.