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Official data from INPI

CATALISADOR E PROCESSO PARA A OBTENÇÃO DE UM POLÍMERO OLEFÍNICO

ArquivadaInvention PatentPCT · US1991002011

Application data

Number

PI9105244

Type

Invention Patent

Filing

03/25/1991

Publication

07/21/1992

PCT

US1991002011

Progress at the INPI

  1. Filing03/25/91
  2. Publication07/21/92
  3. Abandoned12/28/93
  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: 08/31/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Q. C. (pessoa física)

US

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Inventors

C. B. (pessoa física)

US

D. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/498,313 · 03/23/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/31/1999

RPI 1495

Exigência - art. 36 da LPI

#6.1

12/15/1998

RPI 1458

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

Notificação de entrada na fase nacional - PCT

#1.3

07/21/1992

RPI 1129

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