Official data from INPI

COMPOSIÇÃO AZEOTRÓPICA E PROCESSO PARA LIMPEZA DE UMA SUPERFÍCIE SÓLIDA

PublicadaInvention Patent

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Application data

Number

PI8900434

Type

Invention Patent

Filing

02/01/1989

Publication

09/26/1989

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Progress at the INPI

Filing02/01/89
Publication09/26/89
Abandoned01/15/91
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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

No applicants.

Inventors

R. G. (pessoa física)

Technical data

IPC Classification

C11D 7/30 C11D 7/50 C23G 5/028

Priority claims

151.539 · 02/02/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/26/1989

RPI 988

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Republicação - classificação IPC

#15.11

02/12/1997

RPI 1367

Arquivamento - Art. 36 §1° da LPI

#11.2

02/13/1996

RPI 1315

Exigência - art. 36 da LPI

#6.1

05/09/1995

RPI 1275

Solicitação de exame técnico

#4.1

01/15/1991

RPI 1050

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