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Official data from INPI

DISPOSITIVO DE RETENCAO DO CONE DE BROCAS PARA ROCHAS

ArquivadaInvention Patent

Application data

Number

PI8302148

Type

Invention Patent

Filing

04/23/1982

Publication

12/27/1983

Progress at the INPI

  1. Filing04/23/82
  2. Publication12/27/83
  3. Examination02/25/86
  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

SMITH INTERNATIONAL [US]

Inventors

S. E. (pessoa física)

V. E. (pessoa física)

Technical data

IPC Classification

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

Solicitação de exame técnico

#4.1

02/25/1986

RPI 801

Publicação do pedido de patente

#3.1

12/27/1983

RPI 688

Pedido de patente depositado

#2.1

06/14/1983

RPI 660

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