Official data from INPI

PROCESSO PARA O APERFEICOAMENTO DA FIRMEZA DA ADERENCIA DE REVESTIMENTOS SOBRE OBJETOS DE EPDM VULCANIZADOS

ArquivadaInvention Patent

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Application data

Number

PI7605593

Type

Invention Patent

Filing

08/28/1975

Publication

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Progress at the INPI

Filing08/28/75
Publication
Examination
Allowance
Abandoned
In force

The application was allowed but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 11/09/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HUELS CHEMISCHE WERKE AG

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/09/1982

RPI 629

Notificação para pagamento de retribuição

#13.1

11/17/1981

RPI 578

From the same holder

PROCESSO PARA A PREPARACAO DE UMA BORRACHA EM FORMA DE PO CONTENDO CARGAS PROCESSO PARA A PREPARACAO DE PARA-ALQUILFENOIS AGENTE DE REVESTIMENTO,AQUOSO,DE SECA EM OXIDATIVA MASSAS DE MOLDACAO TERMOPLASTICAS,E SUA APLICACAO PROCESSO PARA A PRODUCAO DE MISTURAS DE BORRACHA E CARGA,EM FORMA DE PO,LIVREMENTE ESCOAVEIS,EVENTUALMENTE CONTENDO OLEO PLASTIFICANTE,MISTURAS ASSIM OBTIDAS,E SUA APLICACAO APLICACAO DE BIS-AMIDAS DO ACIDO QUADRATICO PROCESSO PARA A PREPARACAO DE METIL-TERCIO-BUTILETER PROCESSO PARA A PREPARACAO DE ACIDO QUADRATICO

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