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Official data from INPI

ÊMBOLO PARA USO EM UM HIPER COMPRESSOR E COMPOSIÇÃO DE CERMET RESISTENTE À CORROSÃO E AO DESGASTE

IndeferidaInvention PatentPCT · US1996000344

Application data

Number

PI9607152

Type

Invention Patent

Filing

01/16/1996

Publication

11/11/1997

PCT

US1996000344

Progress at the INPI

Under appeal
  1. Filing01/16/96
  2. Publication11/11/97
  3. Examination
  4. Refused08/28/01
  5. Grant
  6. In force

The application was refused by the INPI on 08/28/2001. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/28/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kennametal Inc.

US

See this company's full portfolio

Inventors

J. M. (pessoa física)

US

T. M. (pessoa física)

US

W. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

08/398,039 · 03/03/1995

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido com base no Art.8º combinado com o Art.13 da LPI 9.279 de 14/05/1996

08/28/2001

RPI 1599

Conhecimento de parecer técnico

#7.1

08/08/2000

RPI 1544

Notificação de entrada na fase nacional - PCT

#1.3

11/11/1997

RPI 1406

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