Official data from INPI

ADENSANTE METALICO PARA FLUIDOS PETROLIFEROS PARA FERFURACOES PROFUNDAS E PROCESSO PARA SUA OBTENCAO

ArquivadaInvention Patent

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Application data

Number

PI8100246

Type

Invention Patent

Filing

10/21/1980

Publication

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Progress at the INPI

Filing10/21/80
Publication
Abandoned07/06/82
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: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MIDEN ARGENTINA S A [AR]

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

05/23/1989

RPI 970

Exigência - art. 36 da LPI

#6.1

11/16/1988

RPI 943

Pedido de certificado de adição de invenção

#5.1

04/02/1985

RPI 754

14.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

08/07/1984

RPI 720

14.1

09/13/1983

RPI 673

Solicitação de exame técnico

#4.1

07/06/1982

RPI 611

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