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Official data from INPI

PROCESSO E INSTALACAO DE FABRICACAO DE AMIDOS MODIFICADOS E PRODUTOS RESULTANTES

ConcedidaInvention Patent

Application data

Number

PI7807617

Type

Invention Patent

Filing

11/21/1977

Publication

-

Progress at the INPI

  1. Filing11/21/77
  2. Publication
  3. Examination
  4. Allowance08/16/83
  5. Grant02/28/84
  6. Expired05/24/94

The letters patent expired on 05/24/1994: 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: 02/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CPC INTERNATIONAL INC

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Inventors

F. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

12/06/1983

RPI 685

Deferimento

#9.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

01/25/1983

RPI 640

6.2

02/24/1982

RPI 592

Carta-patente expirada

#21.1

05/24/1994

RPI 1225

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