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

PROCESSO E APARELHO PARA INVESTIGACAO DE FORMACOES TERRESTRES QUE CIRCUNDAM UM FURO DE SONDA

ArquivadaInvention Patent

Application data

Number

PI8305335

Type

Invention Patent

Filing

09/30/1982

Publication

05/08/1984

Progress at the INPI

  1. Filing09/30/82
  2. Publication05/08/84
  3. Examination07/01/86
  4. Allowance05/24/88
  5. Abandoned
  6. In force

The application was allowed on 05/24/1988 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PRAD RES & DEV NV [NL]

See this company's full portfolio

Inventors

C. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

12/12/1989

RPI 999

Notificação para pagamento de retribuição

#13.1

09/20/1988

RPI 935

Deferimento

#9.1

05/24/1988

RPI 918

Exigência - art. 36 da LPI

#6.1

10/27/1987

RPI 888

Solicitação de exame técnico

#4.1

07/01/1986

RPI 819

Publicação do pedido de patente

#3.1

05/08/1984

RPI 707

Pedido de patente depositado

#2.1

11/29/1983

RPI 684

Related

Same category

Patent monitoring

Track this patent in real time.

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