Official data from INPI

PROCESSO E MEIO DE REVESTIMENTO DE METALS

Em AnáliseInvention Patent

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Application data

Number

PI7603863

Type

Invention Patent

Filing

06/14/1976

Publication

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Progress at the INPI

Filing06/14/76
Publication
Examination
Allowance
Grant02/24/82
Terminated10/23/90

The patent was granted on 02/24/1982 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: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PULVITEC IND COM LTD

Inventors

S. E. (pessoa física)

Technical data

IPC Classification

C23C 9/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

01/26/1988

RPI 901

20.4

05/31/1983

RPI 658

Concessão da patente

#16.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

10/23/1990

RPI 1038

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BOCAL VERTEDOR E ESPALHADOR DE CONTEUDO DE RECIPIENTE

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