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Official data from INPI

PROCESSO PARA SEPARAR SUBPRODUTOS DE UM BANHO DE DEPOSICAO DE METAL SEM ELETROLISE E PROCESSO PARA TRATAR UMA SOLUCAO AQUOSA QUE COMPREENDE UM AGENTE COMPLEXANTE DE ALCANOL-AMINA E UM METAL PESADO COMPLEXADO

Em AnáliseInvention Patent

Application data

Number

PI7704256

Type

Invention Patent

Filing

07/09/1976

Publication

-

Progress at the INPI

  1. Filing07/09/76
  2. Publication
  3. Examination
  4. Allowance03/16/82
  5. Grant
  6. Terminated12/15/87

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

Talk to a specialist

Latest action published by the INPI: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KOLLMORGEN TECH CORP

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Notificação para pagamento de retribuição

#13.1

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

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