Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE BISFENÓIS

ArquivadaInvention PatentPCT · CH1990000241

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Application data

Number

PI9006953

Type

Invention Patent

Filing

10/15/1990

Publication

11/12/1991

PCT

CH1990000241

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Progress at the INPI

Filing10/15/90
Publication11/12/91
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 10/15/1990 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/28/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Owafin Ag

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

C07C 37/74 C07C 37/84 C07C 39/16

Priority claims

3769/89 · 10/17/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

06/28/1994

RPI 1230

Notificação de entrada na fase nacional - PCT

#1.3

11/12/1991

RPI 1093

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