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Official data from INPI

TRÉPANO ROTATIVO.

ArquivadaInvention Patent

Application data

Number

PI8400875

Type

Invention Patent

Filing

02/24/1984

Publication

10/02/1984

Progress at the INPI

  1. Filing02/24/84
  2. Publication10/02/84
  3. Abandoned11/04/86
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Christensen, Inc

Inventors

L. D. (pessoa física)

Technical data

IPC Classification

Priority claims

US

470.507 · 02/28/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/16/1988

RPI 930

6.2

09/22/1987

RPI 883

Solicitação de exame técnico

#4.1

11/04/1986

RPI 837

14.1

07/29/1986

RPI 823

Publicação do pedido de patente

#3.1

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

11.8

11/27/1990

RPI 1043

11.3

10/23/1990

RPI 1038

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