Official data from INPI

CAMARA DE DISSOLUCAO DE PASTILHAS

IndeferidaInvention Patent

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Application data

Number

PI8505677

Type

Invention Patent

Filing

10/29/1985

Publication

02/18/1986

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Progress at the INPI

Filing10/29/85
Publication02/18/86
Examination07/15/86
Refused10/02/90
Grant
In force

The application was refused on 10/02/1990 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

Inventors

C. [. (pessoa física)

Technical data

IPC Classification

E03D 9/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

11/14/1989

RPI 995

Conhecimento de parecer técnico

#7.1

07/19/1988

RPI 926

Solicitação de exame técnico

#4.1

07/15/1986

RPI 821

Publicação antecipada

#3.2

02/18/1986

RPI 800

Pedido de patente depositado

#2.1

01/21/1986

RPI 796

111

10/02/1990

RPI 1035

Same category

PI9917717 PI9917676 APARELHO PARA USO NA PERFURAÇÃO DE UM POÇO E MÉTODO DE PERFURAR UM FURO DE SONDAGEM.FINALIZAÇÃO DE POÇO.TRATOR ELETRICAMENTE SEQÜÊNCIADO DISPOSITIVO PARA ENCAIXE COM ATRITO DE ARTIGOS TUBULARES MÉTODO E APARELHO PARA ESTIMULAÇÃO SÍSMICA DE FORMAÇÕES QUE OSTENTAM FLUIDOS.NOVO SOLO LAMINADO DIRETO.

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