Official data from INPI

PROCESSO CONTÍNUO PARA PRODUZIR UM POLÍMERO QUE COMPREENDE UNIDADES MONOMÉTRICAS DE ALFA-OLEFINA E ANIDRIDO MALEICO; POLÍMERO; E SISTEMA CONTINUAMENTE OPERÁVEL PARA PRODUZIR TAL POLÍMERO

PublicadaInvention Patent

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Application data

Number

PI8803494

Type

Invention Patent

Filing

07/12/1988

Publication

02/21/1989

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Progress at the INPI

Filing07/12/88
Publication02/21/89
Abandoned03/13/90
Allowance
Grant
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.

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Latest action published by the INPI: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S.C. Johnson & Son, Inc

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Inventors

C. V. (pessoa física)

F. B. (pessoa física)

K. L. (pessoa física)

Technical data

IPC Classification

C08F 220/66

Priority claims

084.044 · 08/11/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/21/1989

RPI 957

Pedido de patente depositado

#2.1

12/13/1988

RPI 947

Arquivamento - Art. 36 §1° da LPI

#11.2

08/17/1993

RPI 1185

Exigência - art. 36 da LPI

#6.1

02/24/1993

RPI 1160

Solicitação de exame técnico

#4.1

03/13/1990

RPI 1009

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