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Official data from INPI

PERMUTADOR DE CALOR DE PURGA AUTOMÁTICA.

Em AnáliseInvention Patent

Application data

Number

PI7808758

Type

Invention Patent

Filing

11/24/1978

Publication

-

Progress at the INPI

  1. Filing11/24/78
  2. Publication
  3. Abandoned
  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: 05/18/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar Tractor Company

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.4

05/18/1982

RPI 604

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