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Official data from INPI

PÓS DE DIÓXIDO DE TITÂNIO NÃO PIGMENTARES

ArquivadaInvention PatentPCT · US1989003717

Application data

Number

PI8907651

Type

Invention Patent

Filing

08/31/1989

Publication

07/30/1991

PCT

US1989003717

Progress at the INPI

  1. Filing08/31/89
  2. Publication07/30/91
  3. Abandoned11/12/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/03/1998. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. C. (pessoa física)

US

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Inventors

J. B. (pessoa física)

US

P. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

244.676 · 09/15/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/03/1998

RPI 1452

Exigência - art. 36 da LPI

#6.1

04/07/1998

RPI 1424

Solicitação de exame técnico

#4.1

11/12/1991

RPI 1093

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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