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Official data from INPI

MOTOR ROTATIVO DE COMBUSTÃO EXTERNA CONTÍNUA, A VOLUME CONSTANTE.

IndeferidaInvention Patent

Application data

Number

PI7907376

Type

Invention Patent

Filing

11/13/1979

Publication

-

Progress at the INPI

Under appeal
  1. Filing11/13/79
  2. Publication
  3. Examination12/08/81
  4. Refused03/01/83
  5. Grant
  6. In force

The application was refused by the INPI on 03/01/1983. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/05/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Combustion Research & Technology, Inc.

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

04/05/1983

RPI 650

Indeferimento

#9.2

03/01/1983

RPI 645

Solicitação de exame técnico

#4.1

12/08/1981

RPI 581

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