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Official data from INPI

PROCESSO PARA REDUÇÃO DOS ALCÓXIDOS METÁLICOS E DE EMPREGO DOS COMPOSTOS OBTIDOS.

ConcedidaInvention Patent

Application data

Number

PI8001392

Type

Invention Patent

Filing

03/08/1980

Publication

-

Progress at the INPI

  1. Filing03/08/80
  2. Publication
  3. Examination12/21/82
  4. Allowance08/06/85
  5. Grant03/25/86
  6. Expired05/16/95

The letters patent expired on 05/16/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Anic S.p.A.

IT

Inventors

B. G. (pessoa física)

G. A. (pessoa física)

Technical data

Priority claims

IT

20.798 A/79 · 03/07/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

12/10/1985

RPI 790

Deferimento

#9.1

08/06/1985

RPI 772

Republicação - classificação IPC

#15.11

08/07/1984

RPI 720

Exigência - art. 36 da LPI

#6.1

11/16/1983

RPI 682

Solicitação de exame técnico

#4.1

12/21/1982

RPI 635

Carta-patente expirada

#21.1

05/16/1995

RPI 1276

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