Official data from INPI

APARELHO E PROCESSO PARA GRAVACAO OU TRATAMENTO QUIMICO DE ARTIGOS COM UMA SOLUCAO

ConcedidaInvention Patent

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Application data

Number

PI7808079

Type

Invention Patent

Filing

12/30/1977

Publication

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Progress at the INPI

Filing12/30/77
Publication
Examination
Allowance05/15/84
Grant11/27/84
Terminated01/28/92

The patent was granted on 11/27/1984 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: 11/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CHEMCUT CORP

Inventors

G. D. (pessoa física)

Technical data

IPC Classification

C23F 1/02 C23F 1/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/15/1984

RPI 708

14.11

11/01/1983

RPI 680

14.7

07/26/1983

RPI 666

Exigência - art. 36 da LPI

#6.1

07/27/1982

RPI 614

6.2

03/16/1982

RPI 595

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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