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

DISPOSITIVO DE PERFURAÇÃO PARA SONDAGEM

ArquivadaInvention Patent

Application data

Number

PI8203681

Type

Invention Patent

Filing

06/24/1982

Publication

06/21/1983

Progress at the INPI

  1. Filing06/24/82
  2. Publication06/21/83
  3. Examination07/30/85
  4. Allowance07/14/87
  5. Abandoned
  6. In force

The application was allowed on 07/14/1987 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Prad Research And Development N.V.

NL

See this company's full portfolio

Inventors

G. B. (pessoa física)

FR

J. L. (pessoa física)

US

M. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81 12860 · 06/30/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

05/17/1988

RPI 917

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

09/23/1986

RPI 831

Solicitação de exame técnico

#4.1

07/30/1985

RPI 771

Publicação do pedido de patente

#3.1

06/21/1983

RPI 661

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

Related

From the same holder

Patent monitoring

Track this patent in real time.

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