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Official data from INPI

APERFEICOAMENTOS INTRODUZIDOS EM LUMINARIAS

IndeferidaInvention Patent

Application data

Number

PI7802192

Type

Invention Patent

Filing

04/07/1978

Publication

-

Progress at the INPI

Under appeal
  1. Filing04/07/78
  2. Publication
  3. Examination01/26/82
  4. Refused08/23/83
  5. Grant
  6. In force

The application was refused by the INPI on 08/23/1983. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/23/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TECNOWATT IND ELETROTECN LTD

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/23/1983

RPI 670

Republicação - classificação IPC

#15.11

09/08/1982

RPI 620

Conhecimento de parecer técnico

#7.1

08/24/1982

RPI 618

Pedido de certificado de adição de invenção

#5.1

06/08/1982

RPI 607

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

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