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Official data from INPI

MÉTODO PARA PRODUZIR UM PÓ DE HIHIDRÓXIDO DUPLO EM CAMADAS.

ArquivadaInvention PatentPCT · US1995000166

Application data

Number

PI9508872

Type

Invention Patent

Filing

01/06/1995

Publication

01/06/1998

PCT

US1995000166

Progress at the INPI

  1. Filing01/06/95
  2. Publication01/06/98
  3. Examination
  4. Allowance06/11/02
  5. Abandoned
  6. In force

The application was allowed on 06/11/2002 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 10/07/2003. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aluminum Company Of America

US

See this company's full portfolio

Inventors

E. M. (pessoa física)

US

J. S. (pessoa física)

US

V. I. (pessoa física)

US

W. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

290220 · 08/15/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/07/2003

RPI 1709

Deferimento

#9.1

06/11/2002

RPI 1640

Conhecimento de parecer técnico

#7.1

07/10/2001

RPI 1592

Notificação de entrada na fase nacional - PCT

#1.3

01/06/1998

RPI 1411

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