Official data from INPI

UMA UNIAO PARA COPLAMENTO DE UM PAR DE MANILHAS DE BARRO SEM FLANGES,PARA CANALIZACAO DE ESGOTO

ArquivadaInvention Patent

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Application data

Number

PI7705698

Type

Invention Patent

Filing

08/27/1976

Publication

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Progress at the INPI

Filing08/27/76
Publication
Abandoned
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: 12/06/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RYO NICHI CO LTD

Inventors

No inventors listed.

Technical data

IPC Classification

C08L 101/00 C08L 51/00 C08L 51/02 C08L 51/06 E03F 3/04 F16L 49/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/06/1983

RPI 685

Republicação - classificação IPC

#15.11

04/26/1983

RPI 653

Exigência - art. 36 da LPI

#6.1

02/22/1983

RPI 644

6.2

12/29/1981

RPI 584

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