Official data from INPI

APARELHO PARA TRATAMENTO DE AGUA

Em AnáliseInvention Patent

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Application data

Number

PI7603390

Type

Invention Patent

Filing

06/16/1975

Publication

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Progress at the INPI

Filing06/16/75
Publication
Examination
Allowance
Grant
Terminated05/14/85

The patent was granted and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/14/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KLEEN RITE ARUNDALE [US]

Inventors

No inventors listed.

Technical data

IPC Classification

C02B 1/14 C02B 1/20

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/14/1985

RPI 760

Cessão de direito de exploração

#22.1

11/06/1984

RPI 733

11.8

11/09/1982

RPI 629

Arquivamento - Art. 38 §2° da LPI

#11.4

08/24/1982

RPI 618

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