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Official data from INPI

PROCESSO PARA POLIMERIZAR PELO MENOS UM MONÔMERO DE ÉTER CÍCLICO, E, HOMOPOLÍMERO OU COPOLÍMEROS ALEATÓRIOS DE POLI(ALQUILÉTERES) TERMINADOS EM HIDRÓXI

ArquivadaInvention PatentPCT · GB1990000837

Application data

Number

PI8907410

Type

Invention Patent

Filing

03/01/1989

Publication

04/16/1991

PCT

GB1990000837

Progress at the INPI

  1. Filing03/01/89
  2. Publication04/16/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 03/01/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/10/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

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Inventors

M. S. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8912456.4 · 05/31/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

08/10/1993

RPI 1184

Notificação de entrada na fase nacional - PCT

#1.3

04/16/1991

RPI 1063

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