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Official data from INPI

MÉTODO PARA TEMPERAR CRIOGENICAMENTE UMA INSERÇÃO EM UM ARTIGO E UM ARTIGO FEITO POR TAL MÉTODO.

ArquivadaInvention Patent

Application data

Number

PI8009036

Type

Invention Patent

Filing

03/03/1980

Publication

12/29/1981

Progress at the INPI

  1. Filing03/03/80
  2. Publication12/29/81
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 03/03/1980 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar Tractor Co.

US

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Inventors

H. W. (pessoa física)

L. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

80/00227 · 03/03/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

03/27/1984

RPI 701

Notificação de entrada na fase nacional - PCT

#1.3

12/29/1981

RPI 584

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