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Official data from INPI

PONTA DE BROCA ROTATIVA

Em AnáliseInvention Patent

Application data

Number

PI8107753

Type

Invention Patent

Filing

12/03/1980

Publication

08/31/1982

Progress at the INPI

  1. Filing12/03/80
  2. Publication08/31/82
  3. Examination10/02/84
  4. Allowance09/10/85
  5. Grant04/29/86
  6. Terminated05/24/88

The patent was granted on 04/29/1986 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SANDVIK AB [SE]

Inventors

B. T. (pessoa física)

M. R. (pessoa física)

N. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

6.2

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

10/02/1984

RPI 728

Publicação do pedido de patente

#3.1

08/31/1982

RPI 619

Pedido de patente depositado

#2.1

01/12/1982

RPI 586

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