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Official data from INPI

CONTROLADOR DE ENERGIA PARA PRECIPITADOR ELETROSTÁTICO.

IndeferidaInvention Patent

Application data

Number

PI8107467

Type

Invention Patent

Filing

03/03/1981

Publication

02/09/1982

Progress at the INPI

Under appeal
  1. Filing03/03/81
  2. Publication02/09/82
  3. Examination09/13/83
  4. Refused08/04/87
  5. Grant
  6. In force

The application was refused by the INPI on 08/04/1987. The invention was never patented.

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Latest action published by the INPI: 08/04/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

R. R. (pessoa física)

S. J. (pessoa física)

W. K. (pessoa física)

Technical data

IPC Classification

Priority claims

US

130.642 · 03/17/1980

US

81/00264 · 03/03/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/04/1987

RPI 876

Conhecimento de parecer técnico

#7.1

10/08/1985

RPI 781

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

14.1

07/10/1984

RPI 716

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Notificação de entrada na fase nacional - PCT

#1.3

02/09/1982

RPI 590

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