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Official data from INPI

LASER DE GAS SOB PRESSAO ATMOSFERICA EXCITADO TRANLAMPADA OU LAMPARINA SECA PARA USO EM ODONTOLOGIA SVERSALMENTE POR ELETRICIDADE,TRABALHANDO DE MODO E OUTRAS FINALIDADES PULSANTE(LASER TEA)E SISTEMA DE LASERS COM LASER TEA

Em AnáliseInvention Patent

Application data

Number

PI7907114

Type

Invention Patent

Filing

11/01/1979

Publication

-

Progress at the INPI

  1. Filing11/01/79
  2. Publication
  3. Examination09/21/82
  4. Refused05/08/84
  5. Grant
  6. In force

The application was refused on 05/08/1984 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/08/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

VOEST ALPINE AG

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

05/08/1984

RPI 707

Petição de recurso

#12.2

10/04/1983

RPI 676

Indeferimento

#9.2

06/21/1983

RPI 661

Exigência - art. 36 da LPI

#6.1

05/03/1983

RPI 654

Solicitação de exame técnico

#4.1

09/21/1982

RPI 622

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: F21L 25/00; H01S 3/22.

03/27/2018

RPI 2464

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